Bartonek, James C.

Conservation of marine birds of northern North America : papers from the international symposium held at the Seattle Hyatt House, Seattle, Washington, 13-15 May 1975 / James C. Bartonek and David N. Nettleship. - Washington, D.C. : U.S. Dept. of the Interior, Fish and Wildlife Service, 1979. - ix, 319 p. ; il., mapas ; 25 cm. - Wildlife research report ; 11 .

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