TY - BOOK ED - United States. TI - Extension development around the world: guidelines for building extension organizations and programs AV - S544 .E94 PY - 1962/// CY - [Washington] PB - Federal Extension Service, U.S. Dept. of Agriculture KW - Agricultural extension work N1 - Cover title; A conference convened by the Federal Extension Service, June 5-9, 1961 ER -