TY  - BOOK
ED  - Research and Education Association
TI  - The differential equations problem solver
SN  - 0878915133
AV  - QA371 D515
PY  - 1978///
CY  - New York
PB  - Research, Research and education association
KW  - Ecuaciones diferenciales
KW  - Problemas, ejercicios, etc
ER  -