Mitchell,Edward. (1975). Porpoise, dolphin and small whale fisheries of the world: :Status and problems. IUCN.
Chicago-stil citatMitchell,Edward. Porpoise, Dolphin and Small Whale Fisheries of the World: :Status and Problems. Switzerland: IUCN, 1975.
MLA-referensMitchell,Edward. Porpoise, Dolphin and Small Whale Fisheries of the World: :Status and Problems. IUCN, 1975.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.