Donahue, Roy Luther,   1908-,  <br/><br/>
Exploring agriculture :  an introduction to food and agriculture / 
Roy L. Donahue, James E. Christiansen 
 - Sixth edition 
 - Englewood Cliffs, N.J. :  Prentice-Hall,  1984 
 - 431 pages :  illustrations ;  24 cm 
<br/><br/><label>ISBN: </label>0132958996 (hardback) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture<br/>Agriculture --United States
<br/><br/><label>LC Class. No.: </label>S495 D66