Wallace, J. (1992). Hard drive: Bill Gates and the making of the microsoft empire. New York: John Wiley & Sons, Inc.
استشهاد بنمط شيكاغوWallace, James. Hard Drive: Bill Gates and the Making of the Microsoft Empire. New York: John Wiley & Sons, Inc, 1992.
MLA استشهادWallace, James. Hard Drive: Bill Gates and the Making of the Microsoft Empire. New York: John Wiley & Sons, Inc, 1992.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.