TY  - BOOK
AU  - Hassan, Shoaib
AU  - Dr. Usman Qamar
TI  - Purification of Requirement Engineering Model for Rapid Application Development
U1  - 004 
PY  - 2015///
CY  - Islamabad
PB  - CEME - NUST
KW  - Computer Software Engineering MS-Thesis
ER  -