Richmond, G. M., Mullenders, W., & Coremans, M. (1978). Climatic implications of two pollen analyses from newly recognized rocks of latest Pliocene age in the Washburn Range, Yellowstone National Park, Wyoming. Dept. of the Interior, Geological Survey.
Chicago Style (17th ed.) CitationRichmond, Gerald Martin, William Mullenders, and Mady Coremans. Climatic Implications of Two Pollen Analyses from Newly Recognized Rocks of Latest Pliocene Age in the Washburn Range, Yellowstone National Park, Wyoming. [Reston, Va.]: Dept. of the Interior, Geological Survey, 1978.
MLA (9th ed.) CitationRichmond, Gerald Martin, et al. Climatic Implications of Two Pollen Analyses from Newly Recognized Rocks of Latest Pliocene Age in the Washburn Range, Yellowstone National Park, Wyoming. Dept. of the Interior, Geological Survey, 1978.