AU  - AVIS,PETER
TI  - PRACTICAL COMPUTER STUDIES, BOOK 2
SN  - 0304310247
U1  - 004/AVI 
PY  - 1986///
CY  - ENGLAND
PB  - CASSELL LTD.
KW  - COMPUTER SCIENCE
KW  - APPLICATIONS
KW  - PROGRAMMING
KW  - SOFTWEAR
ER  -