Ayres, Frank. , <br/><br/>
Schaum's outline of theory and problems of differential equations / 
Frank Ayres. 
 - SI ed. 
 - Schaum's outline series .
<br/><br/><label>ISBN: </label>0070990069 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Differential equations.
<br/><br/><label>LC Class. No.: </label>QA372   / .A97 1981