APA (7th ed.) Citation

Hollick, C. A., & Smith, P. S. (1936). The Tertiary floras of Alaska. United States Department of the Interior, Geological Survey.

Chicago Style (17th ed.) Citation

Hollick, Charles Arthur, and Philip S. Smith. The Tertiary Floras of Alaska. Washington: United States Department of the Interior, Geological Survey, 1936.

MLA (9th ed.) Citation

Hollick, Charles Arthur, and Philip S. Smith. The Tertiary Floras of Alaska. United States Department of the Interior, Geological Survey, 1936.