APA (7th ed.) Citation

Gordon, M., & Yochelson, E. L. (1987). Late Mississippian gastropods of the Chainman Shale, west-central Utah. Department of the Interior, U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Gordon, Mackenzie, and Ellis L. Yochelson. Late Mississippian Gastropods of the Chainman Shale, West-central Utah. Washington: Department of the Interior, U.S. Geological Survey, 1987.

MLA (9th ed.) Citation

Gordon, Mackenzie, and Ellis L. Yochelson. Late Mississippian Gastropods of the Chainman Shale, West-central Utah. Department of the Interior, U.S. Geological Survey, 1987.