APA aipamena

(1988). Ecosystem management in developing countries. Nairobi, Kenya: United Nations Environment Programme.

Chicago Style aipamena

Ecosystem Management in Developing Countries. Nairobi, Kenya: United Nations Environment Programme, 1988.

MLA aipamena

Ecosystem Management in Developing Countries. Nairobi, Kenya: United Nations Environment Programme, 1988.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.