TY  - BOOK
AU  - Derrick,William R.
AU  - Grossman,Stanley I.
AU  - Derrick,William R.
TI  - Elementary differential equations
PY  - 1997///
CY  - Reading, MA
PB  - Addison-Wesley
KW  - Differential equations
N1  - Abridged of: Elementary differential equations with boundary value problems. 4th ed. 1996; Includes index
ER  -