Ford, Lester R.,  1886- <br/><br/>
Differential equations / 
Lester R. Ford 
 - 2d ed. 
 - New York,  McGraw-Hill,  1955. 
 - 291 p.  illus.  24 cm. 
<br/><br/><label>LCCN: </label>54012675  
<br/><br/><label>Nat. Bib. No.: </label>GB55-14831 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Differential equations.
<br/><br/><label>LC Class. No.: </label>QA371  / .FOR 1955