Cita APA (7a ed.)

Washington State Highway Commission & Washington (State). Department of Highways. (1962). Historical markers.

Cita Chicago Style (17a ed.)

Washington State Highway Commission y Washington (State). Department of Highways. Historical Markers. [Olympia, 1962.

Cita MLA (8a ed.)

Washington State Highway Commission y Washington (State). Department of Highways. Historical Markers. 1962.

Precaución: Estas citas no son 100% exactas.