TY  - BOOK
AU  - Simmons, George F.
TI  - Differential equations with applications and historical notes
SN  - 9780070530713
U1  - 515.35 Si475d 
PY  - 1991///
CY  - New Delhi
PB  - Tata McGraw-Hill Education Private Limited
KW  - Differential equations
ER  -