Bluemle, J. P. (1988). Guide to the geology of south-central North Dakota: Burleigh, Dickey, Emmons, Kidder, LaMoure, Logan, McIntosh, and Stutsman Counties (Rev. ed.).
Chicago-Zitierstil (17. Ausg.)Bluemle, John P. Guide to the Geology of South-central North Dakota: Burleigh, Dickey, Emmons, Kidder, LaMoure, Logan, McIntosh, and Stutsman Counties. Rev. ed. Grand Forks, ND, 1988.
MLA-Zitierstil (9. Ausg.)Bluemle, John P. Guide to the Geology of South-central North Dakota: Burleigh, Dickey, Emmons, Kidder, LaMoure, Logan, McIntosh, and Stutsman Counties. Rev. ed. 1988.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.