Campbell, K. F., Erickson, R. A., Bailey, S. F. <br/><br/>
Middle Pacific coast region.   

 -  1985 
 - 956-961. 
<br/><br/><br/>English 
<br/><br/><label>ISBN: </label> Normal 
<br/><br/><label>Subjects--Index Terms: </label>Middle Pacific coast region.  Birds, gulls, Pacific  Aves, pájaros, gaviotas, Pacífico 
<br/><br/><label>Dewey Class. No.: </label>598.338  598.338