APA Citation

Geological Survey (U.S.), Assiniboine and Sioux Tribes of the Fort Peck Indian Reservation, M. O. o. E. P., & Smith, B. D. (2006). Helicopter electromagnetic and magnetic survey maps and data, East Poplar Oil Field area, August 2004, Fort Peck Indian Reservation, northeastern Montana (Version 1.0, posted Aug. 2006.). [Reston, Va.?]: U.S. Geological Survey.

Chicago Style Citation

Geological Survey (U.S.), Montana. Office of Environmental Protection Assiniboine and Sioux Tribes of the Fort Peck Indian Reservation, and Bruce D. Smith. Helicopter Electromagnetic and Magnetic Survey Maps and Data, East Poplar Oil Field Area, August 2004, Fort Peck Indian Reservation, Northeastern Montana. Version 1.0, posted Aug. 2006. [Reston, Va.?]: U.S. Geological Survey, 2006.

MLA Citation

Geological Survey (U.S.), Montana. Office of Environmental Protection Assiniboine and Sioux Tribes of the Fort Peck Indian Reservation, and Bruce D. Smith. Helicopter Electromagnetic and Magnetic Survey Maps and Data, East Poplar Oil Field Area, August 2004, Fort Peck Indian Reservation, Northeastern Montana. Version 1.0, posted Aug. 2006. [Reston, Va.?]: U.S. Geological Survey, 2006.

Warning: These citations may not always be 100% accurate.