APA (7th ed.) Citation

Nelson, S. W., & Grybeck, D. (1981). Map showing distribution of metamorphic rocks in the Survey Pass quadrangle, Brooks Range, Alaska. The Survey.

Chicago Style (17th ed.) Citation

Nelson, Steven W., and Donald Grybeck. Map Showing Distribution of Metamorphic Rocks in the Survey Pass Quadrangle, Brooks Range, Alaska. Reston, Va.: The Survey, 1981.

MLA (9th ed.) Citation

Nelson, Steven W., and Donald Grybeck. Map Showing Distribution of Metamorphic Rocks in the Survey Pass Quadrangle, Brooks Range, Alaska. The Survey, 1981.