Dahama, O. P.
Education and communication for development / O. P. Dahama and O. P. Bhatnagar. - New Delhi : Oxford and IBH, c 1980. - xxiii, 718 p. : ill. ; 25 cm.
Includes index.
337 337
Extension activities.
Agricultural extension work.
Mass media.
630.717 / O1e
Education and communication for development / O. P. Dahama and O. P. Bhatnagar. - New Delhi : Oxford and IBH, c 1980. - xxiii, 718 p. : ill. ; 25 cm.
Includes index.
337 337
Extension activities.
Agricultural extension work.
Mass media.
630.717 / O1e