TY  - BOOK
AU  - Betz Herman
AU  - Burcham Paul B.George M  Ewing
TI  - Differential Equations with Applications
SN  - 650
U1  - 515.35              
PY  - 1964///
CY  - New York
PB  - Harper  Row, Publishers, Inc.
KW  - Differential equations515.35
ER  -