TY  - BOOK
AU  - Hepburn,P.H.
TI  - Further programming in PROLOG: writing application programs 
SN  - 0745802877
PY  - 1987///
CY  - Chichester
PB  - Ellis Horwood
KW  - Prolog (Computer program language)
N1  - Bibliography : p. 257
ER  -