TY  - BOOK
AU  - Apt K R Ed.
AU  -  Bakker J W De Ed.
AU  -  Rutten J J M M Ed.
TI  - Logical programming languages: constraints, functions and objects
U1  - D65,8(B)92Pr, N3 
PY  - 1993///
CY  - Cambridge
PB  - MIT Press        
KW  -  Pascal
KW  - Computer science
ER  -