Cita APA

Denning, P. J., & Metcalfe, R. M. (1997). Beyond calculation: The next fifty years of computing. Copernicus.

Citación estilo Chicago

Denning, Peter J., and Robert M. Metcalfe. Beyond Calculation: The Next Fifty Years of Computing. New York: Copernicus, 1997.

Cita MLA

Denning, Peter J., and Robert M. Metcalfe. Beyond Calculation: The Next Fifty Years of Computing. New York: Copernicus, 1997.