Sinha, B.P.
Television : in diffusion of farm information : a motivational study - New Delhi, New Heights, publishers and distributors, 10/1024, Darya Gang 1974 - 148
Television - farm information/ agricultural extension
630.7153 SIN
100
Television : in diffusion of farm information : a motivational study - New Delhi, New Heights, publishers and distributors, 10/1024, Darya Gang 1974 - 148
Television - farm information/ agricultural extension
630.7153 SIN
100