TY  - BOOK
AU  -  Rivera,M.William
AU  -  Gustafson,S.Daniel
TI  -  Agricultural extension : :  world wide institutional evolutions and forces for change / 
SN  -  0444892397
U1  -  630.715 
PY  - 1991///
CY  -  Amsterdam : 
PB  -  Elsevier, 
KW  -  Agricultural extension work
KW  -  Agricultural innovations
N1  -  Includes bibliographic references and index
ER  -