Nagle, R. Kent. <br/><br/>
Fundamentals of differential equations and boundary value problems 
R. Kent Nagle, Edward B. Saff. 
 - Reading, Mass. :  Addison-Wesley Pub. Co,  c1993. 
 - xxii, 825 s. med var. pag. 
<br/><br/><label>ISBN: </label>0-8053-0253-0 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Differential equations<br/>Boundary value problems
<br/><br/><label>Dewey Class. No.: </label>515 515