TY  - BOOK
AU  - Ehrig Hartmut Ed.
AU  -  Kowalski Robert Ed.
AU  -  Levi Giorgio Ed.
ED  - Symposium on theory and prectice of software development (1987 : Pisa Itly)
TI  - Proceeding on theory and practice of software development
T2  - Lecture notes in compuer science; 250
U1  - D65,8(b)92p1,N87, M7.2 
PY  - 1987///
CY  - Berlin
PB  - Springer-Verlag       
KW  - Computer programming
ER  -