TY  - BOOK
AU  - Maunder, Addison H.
AU  - Swanson,Burton E.
ED  - Food and Agriculture Organization of the United Nations.
TI  - Agricultural extension: a reference manual 
SN  - 9251005583
PY  - 1972///
CY  - Rome
PB  - Food and Agriculture Organization of the United Nations
KW  - Agricultural extension work
KW  - Agriculture
KW  - study and teach
KW  - sears
N1  - Bibliographical references: pages 320-336; Bibliography : p. 232-240
ER  -