Adam, D. P. (1990). Environmental changes in the Tule Lake Basin, Siskiyou and Modoc counties, California, from 3 to 2 million years before present. Department of the Interior, U.S. Geological Survey.
Chicago Style (17th ed.) CitationAdam, David P. Environmental Changes in the Tule Lake Basin, Siskiyou and Modoc Counties, California, from 3 to 2 Million Years Before Present. [Reston, Va.]: Department of the Interior, U.S. Geological Survey, 1990.
MLA (9th ed.) CitationAdam, David P. Environmental Changes in the Tule Lake Basin, Siskiyou and Modoc Counties, California, from 3 to 2 Million Years Before Present. Department of the Interior, U.S. Geological Survey, 1990.
Warning: These citations may not always be 100% accurate.