TY  - BOOK
AU  - Kreider, Donald L.
AU  - Kuller, Robert G. 
AU  - Ostberg, Donald R. 
TI  - Elementary of Differential Equations
U1  - 515.35 23
PY  - 1968///
CY  - London
PB  - Addison-Wisley  Publishing Co., Inc.
N1  - Includes index
ER  -