APA aipamena

Agarwal, S. (1991). Pollution ecology. Himanshu.

Chicago Style aipamena

Agarwal, S. Pollution Ecology. Udaipur: Himanshu, 1991.

MLA aipamena

Agarwal, S. Pollution Ecology. Himanshu, 1991.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.