TY  - BOOK
AU  - Campbell,J.A.
TI  - Implementations of Prolog
SN  - 0853126755
PY  - 1984///
CY  - New York, N.Y.
PB  - Halsted Press
KW  - Prolog (Computer program lanuage)
N1  - Includes bibliographical references and index
ER  -