Roth, Lawrence O. <br/><br/>
An introduction to agricultural engineering :   a problem-solving a pproach /  
Lawrence O. Roth and Harry L. Field. 
 - 2nd ed. 
 - New York :   Van Nostrand Reinhold,   c1991. 
 - v, 346 p. :    ill. ;    24 cm. 
<br/><br/>  "An Avi book."   Includes index. 
<br/><br/><label>ISBN: </label>0442006519 
<br/><br/><label>Subjects--Topical Terms: </label><br/> agricultural engineering.
<br/><br/><label>Dewey Class. No.: </label>630  / ROT