APA (7th ed.) Citation

Wallace. (1993). Hard drive: Bill Gates and the making of the microsoft empire. Harper Business.

Chicago Style (17th ed.) Citation

Wallace. Hard Drive: Bill Gates and the Making of the Microsoft Empire. New York: Harper Business, 1993.

MLA (9th ed.) Citation

Wallace. Hard Drive: Bill Gates and the Making of the Microsoft Empire. Harper Business, 1993.

Warning: These citations may not always be 100% accurate.