Kepner, Robert Alex,   1915-.  <br/><br/>
Principles of farm machinery / 
R. A. Kepner, Roy Bainer, R. A. Kepner and E. L. Barger 
 - Third edition 
 - Wesport :  AVI Publishing Company,  1978 
 - xi, 527 pages :  illustrations ;  24 cm 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>087055252X (hardback) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agricultural machinery
<br/><br/><label>LC Class. No.: </label>S675 K47