Hultkrantz, A. 1957. The Indians of Yellowstone Park. Annals of Wyoming 29. 125-149.
@article{hultkrantz1957,
author = {Hultkrantz, A.},
journal = {Annals of Wyoming},
key = {Hultkrantz (1957)},
pages = {125-149},
title = {The Indians of Yellowstone Park},
volume = {29},
year = {1957}
}