TY  - BOOK
AU  - Philippakis, Andreas s;Kazmier, Leonard J.
TI  - Information systems through cobol
SN  - 70855846
U1  - 005.135 PHIA 
PY  - 1978///
CY  - Singapore
PB  - McGraw Hill
KW  - Automata,Formal Languages(005.131)
ER  -