9 Millionaire Entrepreneurs Turned AuthorsWhat you can learn from these books on business by successful innovators.

Benjamin Franklin once said, "Either write something worth reading or do something worth writing." The nine entrepreneurs on our list have done both. Not only have theylaunched successful businesses, but they have turned the knowledge they gained along the way into books that offer advice for those seekinginspirationor insight for those looking to do the same.

Enjoy our list of entrepreneurs turned writers, then check out one of their books, it might just be the easiest business class you ever take.

Richard Branson

Founder ofVirgin Records,Virgin MobileandVirgin Airlines

Book:Losing My Virginity(Crown Business, 2011)

Branson takes readers on an outrageous ride through his, "Oh, screw it, let's do it," style of business and living.Losing My Virginityshows that sometimes the only way to succeed in business is to write your own rules.

Related:Richard Branson's 5 Rules for Good Business

image credit: Marc Royce

Bill Gates

Founder ofMicrosoft

Book:Business @ The Speed of Thought(Grand Central Publishing, 1999)

This book presents a 12-step plan for the development of a "digital nervous system" that allows for information to move through all levels of a company. "The most meaningful way to differentiate your company from your competition, is to do an outstanding job with information." Gates writes.

image credit:Bill Gates Strategies

Jessica Livingston

Founding partner of the seed stage venture firmY Combinator

Book:Founders at Work(Apress, 2008)

An extensive collection of interviews with startup big guns such as Steve Wozniak (Apple), Caterina Fake (Flickr), Mitch Kapor (Lotus), Max Levchin (PayPal) and Sabeer Bhatia (Hotmail). The book explores how these men and women came up with the ideas that brought them success and how they coped with the mistakes along the way.

image credit:Paolo Vescia Photography

Guy Kawasaki

Founder ofGarage Technology Ventures

Book:Enchantment(Portfolio, 2011)

Kawasaki's book posits that business is not so much about persuading someone to buy your product as it is about bringing about a voluntary change in your customers. When done correctly, the enchantment approach can show your customer base how to love what you love and dream what you dream.

Related:5 Ways to Take Customer Loyalty to the Next Level

image credit:The Power of Introverts

Vineet Bajpai

Founder and CEO ofMagnon Solutions, an Indian digital media company

Book:The Street To The Highway(Jaico Publishing House, 2012)

The Street To The Highwaydispels the myth that entrepreneurial success is only for a select few corporate juggernauts. According to Bajpai, achievement is the result of following a system of proven strategies and positive actions.

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Donald Trump

Chairman and president ofThe Trump Organization, founder of Trump Entertainment Resorts and star of NBC's The Apprentice.

Book:Midas Touch(Plata Publishing, 2011)

A collection of personal and professional entrepreneurial stories from Trump and co-authoer Robert T. Kiyosaki (ofRich Dad Poor Dadfame) aimed at answering the questions such as "Why do the top names in business seem to knock it out of the park with every venture?" and "Why can't one of these sluggers be you?"

image credit:UPROXX

Kris Jones

Founder and former president ofPepperjam, an internet marketing agency purchased by eBay.

Book:Search Engine Optimization(Visual, 2010)

This is a step-by-step guide to building online communities, analyzing your competition, and developing your link building skills. A useful guide to SEO, one of the most important forms of online marketing today.

Related:8 Do's and Don'ts for Marketing on Online Forums and Message Boards

image credit:Vimeo

Mary-Kate and Ashley Olsen

Owners of a billion-dollar empire that includes fashion linesThe Row,Elizabeth & JamesandOlsenboye

Book:Influence(Razorbill, 2008)

An insightful collection of conversations between the two twin magnates about art, fashion and the people who have inspired them creatively.

image credit:Fanpop

Peter Thiel

PayPalfounder and early Facebook investor

Book:The Blueprint(W. W. Norton & Company, 2012)

Where has the world's innovation gone? In The Blueprint, Thiel and company take the perception of technological progress to task, calling for more radical research and development into technologies and engineering. An action that will not only advance innovation, it will also create millions of jobs in the process.

image credit:Peter Thiel