TY  - BOOK
AU  - Clocksin, W.F..
TI  - Programming in Prolog / 
SN  - 81-85198-15-2
U1  - Bv 
PY  - 1989///
CY  - New Delhi-17 : 
PB  - Narosa Publishing House , 
KW  - Prolog
ER  -