TY  - BOOK
AU  - Chorafas, Dimitris N.
TI  - Fourth and fifth generation programming languages; vol.2:Which UNIX? AT&T,IBM and other standard bearers
SN  - 0071001662
U1  - 005.133, 
PY  - 1987///
CY  - New York
PB  - McGraw-Hill
ER  -