Alaska. Division of Geological and Geophysical Surveys & Gilbert, W. G. (1977). Geology of Ruby Ridge, southwestern Brooks Range, Alaska. Division of Geological & Geophysical Surveys.
Chicago Style (17th ed.) CitationAlaska. Division of Geological and Geophysical Surveys and Wyatt G. Gilbert. Geology of Ruby Ridge, Southwestern Brooks Range, Alaska. College, Alaska: Division of Geological & Geophysical Surveys, 1977.
MLA (9th ed.) CitationAlaska. Division of Geological and Geophysical Surveys and Wyatt G. Gilbert. Geology of Ruby Ridge, Southwestern Brooks Range, Alaska. Division of Geological & Geophysical Surveys, 1977.
Warning: These citations may not always be 100% accurate.