TY  - BOOK
AU  - Roberts, Nancy
AU  - Andersen, David F.
AU  - Deal, Ralph M.
TI  - Introduction to Computer Simulation a System Dynamics Modeling Approach 
SN  - 1563271702
U1  - 003.3 
PY  - 1983///
CY  - Portland Oregon : 
PB  - Productivity Press, 
KW  - Computer Simulation
N1  - YY
UR  - https://eaklibrary.neduet.edu.pk:8443/catalog/bk/books/toc/1-56327-170-2.pdf
ER  -