Johnston, D. I. (2001). Upper Devonian (Famennian) conodonts of the Palliser Formation and Wabamun Group, Alberta and British Columbia, Canada. Canadian Society of Petrolem Geologists.
Chicago-Zitierstil (17. Ausg.)Johnston, David I. Upper Devonian (Famennian) Conodonts of the Palliser Formation and Wabamun Group, Alberta and British Columbia, Canada. Calgary: Canadian Society of Petrolem Geologists, 2001.
MLA-Zitierstil (9. Ausg.)Johnston, David I. Upper Devonian (Famennian) Conodonts of the Palliser Formation and Wabamun Group, Alberta and British Columbia, Canada. Canadian Society of Petrolem Geologists, 2001.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.