Cita APA (7th ed.)

(1988). Turbo Prolog users guide (Version 2.0.). Borland International.

Cita Chicago (17th ed.)

Turbo Prolog Users Guide. Version 2.0. Scotts Valley, Calif.: Borland International, 1988.

Cita MLA (8th ed.)

Turbo Prolog Users Guide. Version 2.0. Borland International, 1988.