Lofgren, D. L. (1995). The bug creek problem and the and the cretaceous tertiary transition at McGuire creek, Montana. University of California Press.
Chicago-Zitierstil (17. Ausg.)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-Zitierstil (9. Ausg.)Lofgren, Donald L. The Bug Creek Problem and the and the Cretaceous Tertiary Transition at McGuire Creek, Montana. University of California Press, 1995.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.