APA (7th ed.) Citation

Brooks, A. H. (1902). Preliminary report on the Ketchikan mining district, Alaska, with an introductory sketch of the geology of southeastern Alaska. Department of the Interior, United States Geological Survey.

Chicago Style (17th ed.) Citation

Brooks, Alfred H. Preliminary Report on the Ketchikan Mining District, Alaska, with an Introductory Sketch of the Geology of Southeastern Alaska. Washington: Department of the Interior, United States Geological Survey, 1902.

MLA (9th ed.) Citation

Brooks, Alfred H. Preliminary Report on the Ketchikan Mining District, Alaska, with an Introductory Sketch of the Geology of Southeastern Alaska. Department of the Interior, United States Geological Survey, 1902.