APA (7th ed.) Citation

Bartsch, P. (1946). The operculate land mollusks of the family Annulariidae of the Island of Hispaniola and the Bahama Archipelago. United States Government Printing Office.

Chicago Style (17th ed.) Citation

Bartsch, Paul. The Operculate Land Mollusks of the Family Annulariidae of the Island of Hispaniola and the Bahama Archipelago. Washington: United States Government Printing Office, 1946.

MLA (9th ed.) Citation

Bartsch, Paul. The Operculate Land Mollusks of the Family Annulariidae of the Island of Hispaniola and the Bahama Archipelago. United States Government Printing Office, 1946.