Lankford, S. M., & Hill, J. M. (1979). Stratigraphy and depositional environment of the Dutch Harbor Member of the Unalaska Formation, Unalaska Island, Alaska: Sedimentological characteristics and regional significance of a Miocene coarse clastic turbidite on the Aleutian ridge. United States Department of the Interior, Geological Survey.
Chicago Style (17th ed.) CitationLankford, Stephen M., and James M. Hill. Stratigraphy and Depositional Environment of the Dutch Harbor Member of the Unalaska Formation, Unalaska Island, Alaska: Sedimentological Characteristics and Regional Significance of a Miocene Coarse Clastic Turbidite on the Aleutian Ridge. [Washington, D.C.]: United States Department of the Interior, Geological Survey, 1979.
MLA (9th ed.) CitationLankford, Stephen M., and James M. Hill. Stratigraphy and Depositional Environment of the Dutch Harbor Member of the Unalaska Formation, Unalaska Island, Alaska: Sedimentological Characteristics and Regional Significance of a Miocene Coarse Clastic Turbidite on the Aleutian Ridge. United States Department of the Interior, Geological Survey, 1979.