Frank Ayres <br/><br/>
Theory and Problems of Differential Equations In SI Metric Units 

 - 1st ed. 
 - Singapore :  McGraw-Hill Book Company,  c1952. 
 - 295 p.:  [A13] 
<br/><br/><label>ISBN: </label>0070990069 
<br/><br/><label>Dewey Class. No.: </label>515.35  / JR/THE