Cita APA (7a ed.)

Townsend, C. (1988). Introduction to Turbo prolog. Sybex ; BPB publications.

Cita Chicago Style (17a ed.)

Townsend, Carl. Introduction to Turbo Prolog. Berkeley : New Delhi: Sybex ; BPB publications, 1988.

Cita MLA (8a ed.)

Townsend, Carl. Introduction to Turbo Prolog. Sybex ; BPB publications, 1988.