TY  - BOOK
AU  - Singh,Shyam Ranjan Kumar
AU  - Jha,Sujeet Kumar
TI  - Feedback mechanism for sustainable agricultural extension
SN  - 8170194377 
U1  - 630.7 21
PY  - 2005///
CY  - New Delhi : 
PB  - Today and Tomorrow's Printers and Publishers, 
KW  - Landwirtschaftliche Beratung.
KW  - Entwicklungsländer
ER  -