TY  - BOOK
AU  - Davis,Alan M.(Alan Michael),1949-
TI  - Software requirements: analysis and specification 
SN  - 0138248141
PY  - 1990///
CY  - Englewood Cliffs, N.J. : 
PB  - Prentice Hall, 
KW  - Computer software
KW  - Development
N1  - Includes bibliographical references
ER  -