TY  - BOOK
T1  - Systems development a practical approach.
A1  - Amadio, William
LA  - English
PP  - New York
PB  - McGraw-Hill
YR  - 1989
UL  - https://ds.mainlib.upd.edu.ph/Record/UP-99796217602517063
OP  - 426
CN  - QA 402 A43
KW  - System analysis.
KW  - Systems design.
ER  -