Schnupp, Peter. Productive Prolog programming / Peter Schnupp, Lawrence W. Bernhard. - London : Prentice-Hall International, 1987. - xiv, 296 p. : ill. ; 23 cm. - Prentice-Hall International series in computer science . Translation of: Prolog. Includes index. ISBN: 0137251106 (pbk.) LCCN: 86030437 Subjects--Topical Terms: Prolog (Computer program language) LC Class. No.: QA76.73.P76 / S3613 1987 Dewey Class. No.: 005.13/3