00833nam a2200217 a 4500 779744 090602s1966 it a b 001 0 eng d 73018015 9251003750 DLC DLC DLC 630/.71/5 16 Bradfield, D. J. Guide to extension training, by D. J. Bradfield. Rome : Food and Agriculture Organization of the United Nations, 1966. x, 169 p. : illus. ; 23 cm. Includes Bibliography ( p. 155-158.) and index. Agricultural extension work Study and teaching. 1238 1238 0 0 ddc 0 0 BRACUL BRACUL GEN 2009-06-25 0.00 0 630.715 BRA 3010002175 2009-06-25 1 2009-06-25 BK