TY  - BOOK
AU  - Gustafson, Daniel J.
TI  - Agricultural extension: worldwide institutional evolution and fo rces for change 
SN  - 0444892397
U1  - 630/.71/5  20
PY  - 1991///
CY  - Amsterdam,  New York
PB  - Elsevier
KW  - Agricultural extension work
N1  - Includes bibliographical references (p. [273]-299) and index
ER  -