TY  - BOOK
AU  - Boyce,William E.
AU  - DiPrima,Richard C.
TI  - Elementary differential equations
SN  - 0471093394
AV  - QA371 .B77 1977
U1  - 515/.35 
PY  - 1977///
CY  - New York
PB  - Wiley
KW  - Differential equations
N1  - Includes bibliographical references and index
ER  -