Markley, Nelson G. <br/><br/>
Principles of differential equations / 
Nelson G. Markley. 
 - 1st ed. 
 - [S.l.] :  Wiley-Interscience,  2004. 
 - 352 p. ;  24 cm. 
 - Pure and applied mathematics: a wiley series of texts, monographs and tracts. .
 - Pure and applied mathematics: a wiley series of texts, monographs and tracts. .
<br/><br/><label>ISBN: </label>0471649562 9780471649564 
<br/><br/><label>Dewey Class. No.: </label>515.35