APA (7th ed.) Citation

Southwick, D. L., Morey, G. B., & Holst, T. B. (1991). Tectonic imbrication and foredeep development in the Penokean orogen, east-central Minnesota--an interpretation based on regional geophysics and the results of test-drilling. U.S. Dept. of the Interior, U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Southwick, D. L., G. B. Morey, and Timothy B. Holst. Tectonic Imbrication and Foredeep Development in the Penokean Orogen, East-central Minnesota--an Interpretation Based on Regional Geophysics and the Results of Test-drilling. [Washington]: U.S. Dept. of the Interior, U.S. Geological Survey, 1991.

MLA (9th ed.) Citation

Southwick, D. L., et al. Tectonic Imbrication and Foredeep Development in the Penokean Orogen, East-central Minnesota--an Interpretation Based on Regional Geophysics and the Results of Test-drilling. U.S. Dept. of the Interior, U.S. Geological Survey, 1991.