Geological Survey (U.S.). (1986). Spokane SE quadrangle, Washington--Spokane Co., 1973: 7.5 minute series (topographic) SE/4 Spokane 15 ́quadrangle (Photorevised 1986.). The Survey ; For sale by the Survey.
Cita Chicago Style (17a ed.)Geological Survey (U.S.). Spokane SE Quadrangle, Washington--Spokane Co., 1973: 7.5 Minute Series (topographic) SE/4 Spokane 15 ́quadrangle. Photorevised 1986. Reston, Va. : Denver, Colo.: The Survey ; For sale by the Survey, 1986.
Cita MLA (8a ed.)Geological Survey (U.S.). Spokane SE Quadrangle, Washington--Spokane Co., 1973: 7.5 Minute Series (topographic) SE/4 Spokane 15 ́quadrangle. Photorevised 1986. The Survey ; For sale by the Survey, 1986.
Precaución: Estas citas no son 100% exactas.