TY  - BOOK
AU  - Boyce,William E.
AU  - DiPrima,Richard C.
TI  - Elementary differential equations
SN  - 0471093351
PY  - 1969///
CY  - New York
PB  - J. Wiley & Sons, Inc.
KW  - Differential equations
N1  - Includes bibliogr. references and index
ER  -