(1989). Tertiary and Cretaceous coals in the Rocky Mountains region: Casper, Wyoming to Salt Lake City, Utah, June 29 - July 8, 1989. American Geophysical Union.
Chicago-Zitierstil (17. Ausg.)Tertiary and Cretaceous Coals in the Rocky Mountains Region: Casper, Wyoming to Salt Lake City, Utah, June 29 - July 8, 1989. Washington, DC: American Geophysical Union, 1989.
MLA-Zitierstil (9. Ausg.)Tertiary and Cretaceous Coals in the Rocky Mountains Region: Casper, Wyoming to Salt Lake City, Utah, June 29 - July 8, 1989. American Geophysical Union, 1989.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.