TY  - BOOK
AU  - Gibson, John E.
AU  - Scherer, William T.
TI  - How to Do Systems Analysis 
SN  - 9780470007655
U1  - 658.4032 
PY  - 2007///
CY  - Hoboken, Nj : 
PB  - Wiley Interscience, 
KW  - System Analysis
N1  - YY
UR  - https://eaklibrary.neduet.edu.pk:8443/catalog/bk/books/toc/978-0-470-00765-5.pdf
ER  -