APA (7th ed.) Citation

Richards, H. G. (1962). Studies on the marine Pleistocene: Part I. The marine Pleistocene of the Americas and Europe. Part II. The marine Pleistocene mollusks of Eastern North America. American Philosophical Society.

Chicago Style (17th ed.) Citation

Richards, Horace Gardiner. Studies on the Marine Pleistocene: Part I. The Marine Pleistocene of the Americas and Europe. Part II. The Marine Pleistocene Mollusks of Eastern North America. Philadelphia: American Philosophical Society, 1962.

MLA (9th ed.) Citation

Richards, Horace Gardiner. Studies on the Marine Pleistocene: Part I. The Marine Pleistocene of the Americas and Europe. Part II. The Marine Pleistocene Mollusks of Eastern North America. American Philosophical Society, 1962.