Efferson, John Norman. <br/><br/>
Principles of farm management 

 - New York :  McGraw-Hill,  1953 
 - 431 p. 
<br/><br/><label>LCCN: </label>70571 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Granjas--Administración.
<br/><br/><label>Dewey Class. No.: </label>631.1  / E55