Amos, W. H. (1966). The life of the seashore. Published in cooperation with the World Book Encyclopedia, McGraw-Hill.
Chicago-referens (17:e uppl.)Amos, William Hopkins. The Life of the Seashore. New York: Published in cooperation with the World Book Encyclopedia, McGraw-Hill, 1966.
MLA-referens (9:e uppl.)Amos, William Hopkins. The Life of the Seashore. Published in cooperation with the World Book Encyclopedia, McGraw-Hill, 1966.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.