Year Book of Agricultural Co-operation 1947. 

 - 1a.ed. 
 - Cambridge :   W. Heffer & Sons Ltd,   1948. 
 - 342 p : 21 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>AGRICULTURA<br/>COOPERATIVAS
<br/><br/><label>Index Terms--Genre/Form: </label><br/>LIBRO
<br/><br/><label>Universal Decimal Class. No.: </label>E-521