Old, M. C. (1941). The taxonomy and distribution of the boring sponges (Clionidae) along the Atlantic coast of North America. Chesapeake Biological Laboratory.
Chicago Style (17th ed.) CitationOld, Marcus Calvin. The Taxonomy and Distribution of the Boring Sponges (Clionidae) Along the Atlantic Coast of North America. Solomons Island, Md.: Chesapeake Biological Laboratory, 1941.
MLA (9th ed.) CitationOld, Marcus Calvin. The Taxonomy and Distribution of the Boring Sponges (Clionidae) Along the Atlantic Coast of North America. Chesapeake Biological Laboratory, 1941.
Warning: These citations may not always be 100% accurate.