TY  - BOOK
AU  - Derrick, William R. and Grossman, Satnley I.
TI  - A first course in differential equations: : with application
U1  - 515.35 
PY  - 1989///
CY  - London
PB  - ; Cbs Publishers
KW  - Differential Equations
KW  - Mathematical Analysis
KW  - Mathematics
ER  -