Style de citation APA (7e éd.)

Geological Survey (U.S.) & Washington (State). Department of Natural Resources. (1981). Spokane NW quadrangle, Washington: 7.5 minute series (orthophotoquad). Geological Survey.

Style de citation Chicago (17e éd.)

Geological Survey (U.S.) et Washington (State). Department of Natural Resources. Spokane NW Quadrangle, Washington: 7.5 Minute Series (orthophotoquad). Denver, Colo.: Geological Survey, 1981.

Style de citation MLA (8e éd.)

Geological Survey (U.S.) et Washington (State). Department of Natural Resources. Spokane NW Quadrangle, Washington: 7.5 Minute Series (orthophotoquad). Geological Survey, 1981.

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