TY  - BOOK
AU  - Ayres,Frank 
TI  - Schaum's outline seried theory and problems of Differential Equations 
SN  - 0-07-099006-9
U1  - 515.35  
PY  - 1981///
CY  - Singapore 
PB  - Mc Graw-Hill Book Company 
KW  - Natural sciences & mathematics
KW  - Analysis
ER  -