Beached marine birds and mammals of the North American West Coast: a manual for their census and identification
Ainley, D.G.; Page, G.W.; Jones, L.T.; Stenzel, L.E.; LeValley, R.L. (1980). Beached marine birds and mammals of the North American West Coast: a manual for their census and identification. US Fish and Wildlife Service Biological Services Program, FWS/OBS-80/03. US Fish and Wildlife Service: Washington D.C. 207 pp.
Deel van: US Fish and Wildlife Service Biological Services Program, meer
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