TY  - BOOK
AU  - Blackburm, Donald J.
TI  -  Extension Handbook: processes and practices 
SN  - 1550770527
U1  - 630.7150202  22
PY  - 1994///
CY  - Toronto
PB  - Thomson Educational Publishing, 
KW  - Agricultural extention
KW  - Extension - Handbook
N1  - Includes index
ER  -