APA (7th ed.) Citation

Nichols, D. J., & Brown, J. L. (1992). Palynostratigraphy of the Tullock Member (lower Paleocene) of the Fort Union Formation in the Powder River Basin, Montana and Wyoming. U.S. Dept. of the Interior, U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Nichols, Douglas J., and Janet L. Brown. Palynostratigraphy of the Tullock Member (lower Paleocene) of the Fort Union Formation in the Powder River Basin, Montana and Wyoming. [Reston, Va.]: U.S. Dept. of the Interior, U.S. Geological Survey, 1992.

MLA (9th ed.) Citation

Nichols, Douglas J., and Janet L. Brown. Palynostratigraphy of the Tullock Member (lower Paleocene) of the Fort Union Formation in the Powder River Basin, Montana and Wyoming. U.S. Dept. of the Interior, U.S. Geological Survey, 1992.