Cita APA (7a ed.)

Crookes, D. (1988). Introduction to programming in Prolog. Prentice Hall.

Cita Chicago Style (17a ed.)

Crookes, Danny. Introduction to Programming in Prolog. New York: Prentice Hall, 1988.

Cita MLA (9a ed.)

Crookes, Danny. Introduction to Programming in Prolog. Prentice Hall, 1988.