Williamson, Richard E. <br/><br/>
Introduction to differential equations: Ode pde, and series 

 - New Jersey  Prentice Hall  1986 
 - xiii,443p. 
<br/><br/><label>ISBN: </label> USD 44.50 
<br/><br/><label>Source: </label> USD 44.50 
<br/><br/><label>Dewey Class. No.: </label>515.35 WIL