TY  - BOOK
AU  - Doering, Otto C.
TI  - What is agricultural extensiÃ³n?; how is et relevant to en energy extension sevice?
PY  - 1976///
CY  - West Lafayette, Ind.
PB  - Purdue University. Agricultural Economics Department
KW  - ExtensiÃ³n agrÃ­cola
ER  -