APA (7th ed.) Citation

Keen, A. M. (1937). An abridged check list and bibliography of west North American marine Mollusca. Stanford university press; H. Milford, Oxford university press.

Chicago Style (17th ed.) Citation

Keen, A. Myra. An Abridged Check List and Bibliography of West North American Marine Mollusca. Stanford University, Calif. : London: Stanford university press; H. Milford, Oxford university press, 1937.

MLA (9th ed.) Citation

Keen, A. Myra. An Abridged Check List and Bibliography of West North American Marine Mollusca. Stanford university press; H. Milford, Oxford university press, 1937.