TY  - BOOK
AU  - Boyce William E
AU  - DiPrima Richard C
TI  - Elementary Differential Equations and Boundary Value Problems
SN  - 471089559
U1  - 515.35 BOY 
PY  - 1997///
CY  - New York
PB  - John Wiley & Sons
KW  -  Boundary vlue problems
KW  - Differential equations
ER  -