Schmidt, R. G. (1986). Geology, earthquake hazards, and land use in the Helena area, Montana - a review: A review of the earthquake problems at and near the capital of Montana - a first step toward the reduction of earthquake hazards in this rapidly developing region. U.S. Gov. Print. Off.
Chicago-Zitierstil (17. Ausg.)Schmidt, Robert Georg. Geology, Earthquake Hazards, and Land Use in the Helena Area, Montana - a Review: A Review of the Earthquake Problems at and Near the Capital of Montana - a First Step Toward the Reduction of Earthquake Hazards in This Rapidly Developing Region. Washington: U.S. Gov. Print. Off, 1986.
MLA-Zitierstil (9. Ausg.)Schmidt, Robert Georg. Geology, Earthquake Hazards, and Land Use in the Helena Area, Montana - a Review: A Review of the Earthquake Problems at and Near the Capital of Montana - a First Step Toward the Reduction of Earthquake Hazards in This Rapidly Developing Region. U.S. Gov. Print. Off, 1986.