Frank, D., Meier, M. F., & Swanson, D. A. (1977). Assessment of increased thermal activity at Mount Baker, Washington, March 1975-March 1976: A summary of geothermally induced changes, progress report on geophysical and geochemical monitoring and analysis of hazards at Mount Baker. U.S. Govt. Print. Off..
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Frank, David, Mark F. Meier, و Donald A. Swanson. Assessment of Increased Thermal Activity at Mount Baker, Washington, March 1975-March 1976: A Summary of Geothermally Induced Changes, Progress Report on Geophysical and Geochemical Monitoring and Analysis of Hazards at Mount Baker. Washington: U.S. Govt. Print. Off., 1977.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Frank, David, et al. Assessment of Increased Thermal Activity at Mount Baker, Washington, March 1975-March 1976: A Summary of Geothermally Induced Changes, Progress Report on Geophysical and Geochemical Monitoring and Analysis of Hazards at Mount Baker. U.S. Govt. Print. Off., 1977.