Beached marine birds and mammals of the North American West Coast :  a manual for their census and identification / 
David G. Ainley ... [et al.]. 
 - [Washington, D.C.] :  U.S. Fish and Wildlife Service, Biological Services Program,  1980. 
 - vii, 207 p. ;  il. ;  22 cm. 
<br/><br/>Incluye referencias bibliográficas e índice. 
<br/><br/><br/>Inglés 
<br/><br/><label>Subjects--Index Terms: </label>Sea birds Aves marinas 
<br/><br/><label>Dewey Class. No.: </label>598.07232