Autor:	Dusi, Lullian L., Heinz, Frederic A., King, Kirke A., Lefever, Cathy A., Mulhern, Bernard M., Lock, Anthony R., Patty, Barbara W., Ogden, John C., McCrimmon, Donald A., Southern, Linda K., Southern, William E., Wesoloh, D. V., Mineau, P., White, Donald H., Mitchell, Christine A.
Zdroj:	Colonial Waterbirds, 1982 Jan 01. 5, 177-179.
Databáze:	JSTOR Journals
Externí odkaz:	https://www.jstor.org/stable/1521051 Zobrazit plný text záznamu