TY  - BOOK
AU  - Kotonya, Gerald.
AU  - Sommerville, Ian,
TI  - Requirements engineering: processes and techniques 
SN  - 0471972088 (hbk. : alk. paper)
U1  - 005.1  21
PY  - 1998///
CY  - Chichester,  New York
PB  - J. Wiley
N1  - Includes bibliographical references and index
ER  -