APA (7th ed.) Citation

Lofgren, D. L. (1995). The bug creek problem and the and the cretaceous tertiary transition at McGuire creek, Montana. University of California Press.

Chicago Style (17th ed.) Citation

Lofgren, Donald L. The Bug Creek Problem and the and the Cretaceous Tertiary Transition at McGuire Creek, Montana. Los Angeles: University of California Press, 1995.

MLA (9th ed.) Citation

Lofgren, Donald L. The Bug Creek Problem and the and the Cretaceous Tertiary Transition at McGuire Creek, Montana. University of California Press, 1995.