Style de citation APA (7e éd.)

Smith, G. O., & Willis, B. (1903). Contributions to the geology of Washington: Geology and physiography of central Washington. Govt. print. off..

Style de citation Chicago (17e éd.)

Smith, George Otis, et Bailey Willis. Contributions to the Geology of Washington: Geology and Physiography of Central Washington. Washington: Govt. print. off., 1903.

Style de citation MLA (8e éd.)

Smith, George Otis, et Bailey Willis. Contributions to the Geology of Washington: Geology and Physiography of Central Washington. Govt. print. off., 1903.

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