Cita APA (7a ed.)

Geological Survey (U.S.), Manning, V. H., & Plummer, F. G. (1901). Washington-Idaho, Spokane quadrangle: Land classification and density of standing timber. The Survey.

Cita Chicago Style (17a ed.)

Geological Survey (U.S.), Van H. Manning, y Fred G. Plummer. Washington-Idaho, Spokane Quadrangle: Land Classification and Density of Standing Timber. [Washington, D.C.]: The Survey, 1901.

Cita MLA (8a ed.)

Geological Survey (U.S.), et al. Washington-Idaho, Spokane Quadrangle: Land Classification and Density of Standing Timber. The Survey, 1901.

Precaución: Estas citas no son 100% exactas.