APA (7th ed.) Citation

Bull, G. M. (1980). The Dartmouth time-sharing system. Ellis Horwood [u.a.].

Chicago Style (17th ed.) Citation

Bull, Gordon M. The Dartmouth Time-sharing System. Chichester [u.a.]: Ellis Horwood [u.a.], 1980.

MLA (9th ed.) Citation

Bull, Gordon M. The Dartmouth Time-sharing System. Ellis Horwood [u.a.], 1980.