APA-viite

Samanta, R. K. (1993). Extension strategy for agricultural development in 21st century. Mittal Publications.

Chicago-tyylinen lähdeviittaus

Samanta, R K. Extension Strategy for Agricultural Development in 21st Century. New Delhi: Mittal Publications, 1993.

MLA-viite

Samanta, R K. Extension Strategy for Agricultural Development in 21st Century. Mittal Publications, 1993.