Foster, H. L. (1976). The Alaskan mineral resource assessment program: Background information to accompany folio of geologic and mineral resource maps of the Tanacross quadrangle, Alaska. U.S. Dept. of the Interior, Geological Survey.
Chicago Style (17th ed.) CitationFoster, Helen Laura. The Alaskan Mineral Resource Assessment Program: Background Information to Accompany Folio of Geologic and Mineral Resource Maps of the Tanacross Quadrangle, Alaska. [Washington]: U.S. Dept. of the Interior, Geological Survey, 1976.
MLA (9th ed.) CitationFoster, Helen Laura. The Alaskan Mineral Resource Assessment Program: Background Information to Accompany Folio of Geologic and Mineral Resource Maps of the Tanacross Quadrangle, Alaska. U.S. Dept. of the Interior, Geological Survey, 1976.