APA aipamena

Barbier, E. B. (2011). Capitalizing on nature: Ecosystems as natural assets. Cambridge university press.

Chicago Style aipamena

Barbier, Edward B. Capitalizing on Nature: Ecosystems as Natural Assets. Cambridge: Cambridge university press, 2011.

MLA aipamena

Barbier, Edward B. Capitalizing on Nature: Ecosystems as Natural Assets. Cambridge university press, 2011.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.