TY  - BOOK
AU  - Donovan,John J.
TI  - Systems programming
T2  - McGraw-Hill computer science series
SN  - 0070851751
U1  - 001.424 
PY  - 1972///
CY  - Japan
PB  - McGraw-Hill
KW  - Computer programming
N1  - Includes bibliographical references and index
ER  -