TY  - BOOK
AU  - Karthikeyan
AU  - 
TI  - Textbook of agricultural extension management
SN  - 978-81-269-0881-3
U1  - 630.0717 
CY  - New Delhi
KW  - Agricultural extension
N1  - Include references
N2  - Translated from German by Renate FitzRoy and Jackie Jones
ER  -