Adivi, Reddy A
Extension education - 6 - Bapatla, Sree Lakshmi Press 1997 - 344
Extension Teaching methods/ Extension Administration/ Rural sociology/ Aduio visual Aids/
630.715 ADI
100
Extension education - 6 - Bapatla, Sree Lakshmi Press 1997 - 344
Extension Teaching methods/ Extension Administration/ Rural sociology/ Aduio visual Aids/
630.715 ADI
100