TY  - BOOK
AU  - Ritger,Paul D.
AU  - Rose,Nicholas J.
TI  - Differential equations with applications
SN  - 070529450
PY  - 1968///
CY  - New York
PB  - McGraw-Hill Book
KW  - Differential equations
N1  - References : p. 503-504; Includes index
ER  -