TY  - BOOK
AU  - Boyd, Donald W. 
TI  - Systems analysis and modeling: macro- to- micro approach with multidisciplinary applications
SN  - 8178670259
U1  - 003 B692s 
PY  - 2001///
CY  - New Delhi
PB  - Harcourt India Private Limited
KW  - Mathematical models
KW  - Systems analysis
ER  -