Citation:
Calambokidis, J.A., R.E. Everitt, J.C. Cubbage, and S.D. Carter. 1979. Harbor Seal Census for the Inland Waters of Washington, 1977-1978. Murrelet 60(3): 110-112. doi: 10.2307/3534278
Link:
http://www.jstor.org/stable/3534278?seq=1#page_scan_tab_contents