APA (7th ed.) Citation

Bassler, R. S. (1939). The Hederelloidea: A suborder of Paleozoic cyclostomatous Bryozoa. Smithsonian Institution.

Chicago Style (17th ed.) Citation

Bassler, Ray S. The Hederelloidea: A Suborder of Paleozoic Cyclostomatous Bryozoa. Washington, D.C.: Smithsonian Institution, 1939.

MLA (9th ed.) Citation

Bassler, Ray S. The Hederelloidea: A Suborder of Paleozoic Cyclostomatous Bryozoa. Smithsonian Institution, 1939.

Warning: These citations may not always be 100% accurate.