Betz, Herman. <br/><br/>
Differential equations with applications / 
Herman Betz, Paul B. Burcham and George M. Ewing. 
 - 2nd ed. 
 - New York :  Harper & Row,  c1964. 
 - xi,354p. :  ill. ;  22 cm. 
 - Harper's mathematics series .
<br/><br/> Includes index. 
<br/><br/>Includes bibliographical references. 
<br/><br/>
<br/><br/><br/>english 
<br/><br/><label>LCCN: </label>64011184  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Differential equations.<br/>Differential equations with applications.<br/>Mathematics.
<br/><br/><label>LC Class. No.: </label>QA371  / .B48 1964 
<br/><br/><label>Dewey Class. No.: </label>517.38/BED