TY  - GEN
AU  - BOYCE, W. E.
AU  - DIPRIMA, R. C.
TI  - Elementary Differential Equations
SN  - 0-471-07894-8
U1  - LM 515.35 BOY 
PY  - 1986///
CY  - New York
PB  - John Wiley & Sons
ER  -