TY  - BOOK
ED  - United States. Department of Agriculture. Federal Extension Service.
ED  - United States. Department of State. Agency for International Development.
TI  - Educational tours: a guide for extension and village workers in many countries 
PY  - 1967///
CY  - [S.l.]
PB  - Federal Extension Service, U.S. Dept. of Agriculture
KW  - Agricultural extension work
ER  -