TY  - BOOK
AU  - Kelsey, Lincoln David
AU  - Hearne, Cannon Chiles
TI  - Cooperative extension work
U1  - 630.7 
PY  - 1963///
CY  - New York
PB  - Comstock Publishing Associates
KW  - Agricultural extension work
KW  - Agriculture -- Vulgarisation
N1  - Includes index
ER  -