Rifkin, G. (1988). The ultimate entrepreneur: The story of Ken Olsen and digital equipment corporation. Chicago: Contemporary Books.
استشهاد بنمط شيكاغوRifkin, Glenn. The Ultimate Entrepreneur: The Story of Ken Olsen and Digital Equipment Corporation. Chicago: Contemporary Books, 1988.
MLA استشهادRifkin, Glenn. The Ultimate Entrepreneur: The Story of Ken Olsen and Digital Equipment Corporation. Chicago: Contemporary Books, 1988.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.