APA-viite

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

Chicago-tyylinen lähdeviittaus

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

MLA-viite

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