APA aipamena

Christensen, V. (2005). Ecopath with ecosim: A user's. Canada: Vancouver.

Chicago Style aipamena

Christensen, Villy. Ecopath With Ecosim: A User's. Canada: Vancouver, 2005.

MLA aipamena

Christensen, Villy. Ecopath With Ecosim: A User's. Canada: Vancouver, 2005.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.