Agrarpolitik,internationale B 
119.570 
(Karton) 

H a r rar, J.George: Principles for progress 
in world agriculture. Presented at 
the 33rd annual meeting of the National 
Agriculcural Chemieals Association, White 
Sulphur Springs, West Virginia.-(New 
York: Tee RockefeIler FoundationO 1966. 
16 S. 8