Fork)是流经美国蒙大拿州与爱达荷州的一条河流,长约500千米。 Sullivan, Gordon. Saving Homewaters: The Story of Montana's Streams and Rivers. Woodstock, VT: The Countryman Press. 2008. ISBN 978-0-88150-679-2
Piegan Institute Blackfoot Language Group, University of Montana (页面存档备份,存于互联网档案馆) Don Frantz's page on the Blackfoot language Blackfoot – English Dictionary:
1985. ISBN 978-0-87842-217-3. Frantz, Donald G.; Russell, Norma Jean. Blackfoot Dictionary of Stems, Roots, and Affixes 2nd. Toronto, ON: University of