APA (7th ed.) Citation

Cafolla, R., Kaufman, D. A., & Gorman, D. (1989). Turbo prolog: Step by step with Turbo Prolog 2.0. Merrill.

Chicago Style (17th ed.) Citation

Cafolla, Ralph, Daniel Albert Kaufman, and Don Gorman. Turbo Prolog: Step by Step with Turbo Prolog 2.0. Columbus, Ohio: Merrill, 1989.

MLA (9th ed.) Citation

Cafolla, Ralph, et al. Turbo Prolog: Step by Step with Turbo Prolog 2.0. Merrill, 1989.