APA aipamena

Johns, R. (1986). The instability of the tropical ecosystem in New Guinea.

Chicago Style aipamena

Johns, R.J. The Instability of the Tropical Ecosystem in New Guinea. 1986.

MLA aipamena

Johns, R.J. The Instability of the Tropical Ecosystem in New Guinea. 1986.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.