TY  - BOOK
AU  - Ayres, Frank.
TI  - Schaum's Outline of Theory and Problems of Differential Equations
PY  - 1952///
CY  - New York : 
PB  - Schaum Publishing Co, 
KW  - ECUACIONES DIFERENCIALES
N1  - Including 560 solved problems Completely Solved in Detail
ER  -