APA (7th ed.) Citation

Gordon, W. D. (1969). A Pleistocene ecosystem. Rand McNally & Co.

Chicago Style (17th ed.) Citation

Gordon, Wesley Dexter. A Pleistocene Ecosystem. Chicago: Rand McNally & Co, 1969.

MLA (8th ed.) Citation

Gordon, Wesley Dexter. A Pleistocene Ecosystem. Rand McNally & Co, 1969.