Group farming. 

 - 48 pages :  illustrations ;  24 cm 
<br/><br/><label>LCCN: </label>72187385 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture, Cooperative--Europe<br/>Agriculture, Cooperative
<br/><br/><label>LC Class. No.: </label>HD1491.E9  / O74 1971g