Heady, Earl Orel,  1916- <br/><br/>
Farm management economics / 
by Earl O. Heady and Harold R. Jensen. 
 - Englewood Cliffs, N.J. :  Prentice-Hall,  1954. 
 - 645 p. :  ill. ;  24 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Farm management.