Martin, Willian Tedd <br/><br/>
Elementary differential equations 

 - 2nd 
 - Reading  Addison-wesley  1964 
 - 331 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Differential equations
<br/><br/><label>Dewey Class. No.: </label>517.38  / M36E