https://catalogue-scientifique.canada.ca/record=3969274~S6*frc
Rechercher Gorbics, C.S; Rechercher VanBlaricom, G.R; Rechercher Ballachey, B.E; Rechercher Thomas, N.J; Rechercher Staedler, M.M
United States Fish and Wildlife Service, Marine Mammals Management, 2000
Livre