TY  - BOOK
T1  - PL
A1  - Hughes, Joan Kirby
LA  - English
PP  - New York
PB  - Wiley
YR  - 1973
UL  - https://ds.mainlib.upd.edu.ph/Record/UP-99796217611779087
OP  - 751
CN  - QA 76.73 P25 H85 1973
KW  - PL/1 (Computer program language)
ER  -