Colbert, E. H. (1961). Dinosaurs: Their discovery and their world (First edition.). Dutton.
Chicago-Zitierstil (17. Ausg.)Colbert, Edwin H. Dinosaurs: Their Discovery and Their World. First edition. New York: Dutton, 1961.
MLA-Zitierstil (9. Ausg.)Colbert, Edwin H. Dinosaurs: Their Discovery and Their World. First edition. Dutton, 1961.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.