DERRICK, WILLIAM R. <br/><br/>
ELEMENTARY DIFFERENTIAL EQUATIONS 

 - 4TH 
 -  ADDISION WESLEY PUBLISHING COMPANY, NEW YORK  1997 
 - 404 
<br/><br/><label>ISBN: </label>9780673985545 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label> / DER