Cita APA (7th ed.)

Gates, B., Myhrvold, N., & Rinearson, P. (1996). The road ahead: Completely revised and up-to-date. Penguin Books.

Cita Chicago (17th ed.)

Gates, Bill, Nathan Myhrvold, i Peter Rinearson. The Road Ahead: Completely Revised and Up-to-date. London: Penguin Books, 1996.

Cita MLA (8th ed.)

Gates, Bill, et al. The Road Ahead: Completely Revised and Up-to-date. Penguin Books, 1996.

Atenció: Aquestes cites poden no estar 100% correctes.