TY  - GEN
AU  - Amadio ,  William 
TI  - Systems development a practical approach
SN  - 0071004564
U1  - 005.42 
PY  - 1989///
CY  - New York
PB  - McGraw-Hill Book Company
KW  - OPERATION SYSTEM
KW  - COMPUTER SCIENCE
KW  - SYSTEM PROGRAMMING
KW  - OP
ER  -