Report of the fourth session of the conference held in Washington, D .C., U.S.A., 15-29 November 1948. 

 - Washington :    Food and Agriculture Organization of the United Nati ons,    1949. 
 - v. ;    27 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Food -- Congresses.<br/> Agriculture -- Congresses.