Ayres, Frank. <br/><br/>
Schaum's outline of theory and problems of differential equations in SI metric units 

 - 1st ed. 
 - Singapore:  McGraw-Hill,  1952 
 - [v], 295p.;  26cm. 
<br/><br/><label>ISBN: </label>0070990069 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Differential equations
<br/><br/><label>Dewey Class. No.: </label>515.35  / AYR