APA (7th ed.) Citation

Ladd, H. S. (1966). Chitons and Gastropods (Haliotidae through Adeorbidae) from the western Pacific Islands. United States Department of the Interior, Geological Survey.

Chicago Style (17th ed.) Citation

Ladd, Harry S. Chitons and Gastropods (Haliotidae Through Adeorbidae) from the Western Pacific Islands. Washington: United States Department of the Interior, Geological Survey, 1966.

MLA (9th ed.) Citation

Ladd, Harry S. Chitons and Gastropods (Haliotidae Through Adeorbidae) from the Western Pacific Islands. United States Department of the Interior, Geological Survey, 1966.