Adivi, Reddy A
Extension Education - 6 - Bapatla, Sree Lakshmi Press 1997 - 344
Extension Teaching methods/ Extension Administrtion/ Rural sociology/ Audiovisual Aids/
630.715 ADI
100
Extension Education - 6 - Bapatla, Sree Lakshmi Press 1997 - 344
Extension Teaching methods/ Extension Administrtion/ Rural sociology/ Audiovisual Aids/
630.715 ADI
100