00483nam 2200622 4500001000400000003002300004005000900027008004100036082001000077072001000087020001800097100001800115260002800133245003300161650001000194650001200204650001900216650002100235650002300256622StarLibrary Marc Built20180430201711 ||||| |||||||||||amh  a001.6 afacts a81-7029-104-6 aCarl Townswnd bBPB PUBLICATIONS c1988 aTntroduction to Turbo prolog afacts aobjects aand predicates aprolog variables ausing turbo prolog