एपीए उद्धरण

Townswnd Carl. (1987). Introduction to Turbo prolog. BPB publications.

शिकागो स्टाइल उद्धरण

Townswnd Carl. Introduction to Turbo Prolog. NewDelhi: BPB publications, 1987.

एमएलए उद्धरण

Townswnd Carl. Introduction to Turbo Prolog. BPB publications, 1987.