TY  - BOOK
AU  - Lewis,Oscar
TI  - The effects of white contact upon blackfoot culture: with special refence to the role of the fur trade 
AV  - E 99.S54 L4
PY  - 1942///
CY  - Seattle, Wash.
PB  - University of Washington
KW  - Siksikas
KW  - Pieles -
KW  - Comercio -
KW  - Canadá
N1  - Centenial anniversary publication The American Ethnological Society, 1842-1942
ER  -