TY  - BOOK
AU  - legard، henry
TI  - Software Engineering Concepts
T2  - professional software
SN  - 0201122316
U1  - 005.1 21
PY  - 1987///
CY  - u s a
PB  - addison wesley publishing company
KW  - Computer software
KW  - Software engineering
N1  - includes bibliographies and index
ER  -