Townsend, Carl. Introduction to turbo prolog / Carl Townsend. - 1st ed. - New Delhi : BPB publications, c1988. - xvi, 315 pages : illustrations ; 21 cm. Includes index. ISBN: 8170291046 Subjects--Uniform Titles: Turbo prolog. Subjects--Topical Terms: Prolog (Computer program language) Dewey Class. No.: 005.133 TOW