TY  - BOOK
AU  - Boyce, William E.
AU  - DiPrima, Richard C.,
TI  - Elementary differential equations and boundary value problems
SN  - 471093319
U1  - 517 ELE 1969 C282 Or. 
PY  - 1969///]
CY  - New York
PB  - Wiley
KW  - Differential equations
KW  - Boundary value problems
ER  -