Blackfeet Tribal Business Council & Environmental Concern, inc. (1972). Blackfeet comprehensive plan. Blackfeet Planning, Blackfeet Indian Reservation.
Cita Chicago Style (17a ed.)Blackfeet Tribal Business Council y inc Environmental Concern. Blackfeet Comprehensive Plan. Browning, Mont.: Blackfeet Planning, Blackfeet Indian Reservation, 1972.
Cita MLA (8a ed.)Blackfeet Tribal Business Council y inc Environmental Concern. Blackfeet Comprehensive Plan. Blackfeet Planning, Blackfeet Indian Reservation, 1972.
Precaución: Estas citas no son 100% exactas.