Παραπομπή APA

O P Dahama. (1982). Extension and Rural Welfare (6.). Agra.

Παραπομπή Chicago Style

O P Dahama. Extension and Rural Welfare. 6. Agra, 1982.

Παραπομπή MLA

O P Dahama. Extension and Rural Welfare. 6. Agra, 1982.