APA (7th ed.) Zitazioa

Petr, T. (2003). Mountain fisheries in developing countries. FAO.

Chicago Style (17th ed.) Zitazioa

Petr, T. Mountain Fisheries in Developing Countries. Roma: FAO, 2003.

MLA (9th ed.) Zitazioa

Petr, T. Mountain Fisheries in Developing Countries. FAO, 2003.