APA aipamena

Giriappa, S. (1986). Energy environment in agriculture. Ashish Publishing House.

Chicago Style aipamena

Giriappa, S. Energy Environment in Agriculture. New Delhi: Ashish Publishing House, 1986.

MLA aipamena

Giriappa, S. Energy Environment in Agriculture. Ashish Publishing House, 1986.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.