TY  - BOOK
AU  - Sterling,Leon
AU  - Shapiro,Ehud
TI  - the Art of prolog: advanced programming techniques 
SN  - 0262193388
PY  - 1994///
CY  - Cambridge
PB  - the MIT Press
N1  - Compra PROMEI; with a foreword by David H. D. Warren
ER  -