TY  - GEN
AU  - Simmons,George F.
AU  - Robertson, John S.
TI  - Differential equations with applications and historical notes
SN  - 9780070530713
U1  - 515.35 
PY  - 2013///
CY  - New Delhi
PB  - McGraw Hill
KW  - Mathematics
KW  - Differential equations
ER  -