Wilcox, L. R.  1912- <br/><br/>
Elementary differential equations / 
by L. R. Wilcox and Herbert J. Curtis 
 - 2nd ed. 
 - Scranton, Pa. :  International Textbook,  1966 
 - xii, 354 p. :  ill. ;  24 cm. 
 - International textbooks in mathematics .
 - International textbooks in mathematics .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Differential equations