TY  - GEN
AU  - Bolliger, E
AU  - Reinhard, P
AU  - Zellweger, T
TI  - Agricultural extension: guidelines for extension workers in rural areas
SN  - 818586022x
U1  - 630.20711734 
PY  - 1992///
CY  - Lucknow
PB  - International Book Distributing Co.
KW  - Agriculture
ER  -