TY  - BOOK
AU  - Akhtar, Jamil
TI  - Differential perceptions of small, medium and large farmers of progressive and non-progressive areas about relative credibility, accessibility and uses of different sources of farm-information
U1  - 630.715 A 47 D 
PY  - 1978///
CY  - Bhagalpur
PB  - BAC, Sabour
KW  - Extension
ER  -