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

 - Singapore  McGraw-Hill  1972 
 - 295p.  22cm 
 - Schaum's outline series .
<br/><br/><label>ISBN: </label>0070999069 
<br/><br/><label>Dewey Class. No.: </label>515.35,D,ayr  / _