Davis, S. (1991). 2020 vision. New York: Fireside Book.
Chicago Style CitationDavis, Stan. 2020 Vision. New York: Fireside Book, 1991.
Cita MLADavis, Stan. 2020 Vision. New York: Fireside Book, 1991.
Atenció: Aquestes cites poden no estar 100% correctes.