Style de citation APA (7e éd.)

Jenkins, O. P. (1923). ... Geological investigation of the coal fields of western Whatcom County, Washington. F.M. Lamborn, public printer.

Style de citation Chicago (17e éd.)

Jenkins, Olaf P. ... Geological Investigation of the Coal Fields of Western Whatcom County, Washington. Olympia: F.M. Lamborn, public printer, 1923.

Style de citation MLA (8e éd.)

Jenkins, Olaf P. ... Geological Investigation of the Coal Fields of Western Whatcom County, Washington. F.M. Lamborn, public printer, 1923.

Attention : ces citations peuvent ne pas être correctes à 100%.