Cita APA (7a ed.)

Claude, R. (1995). Mineral sites of Snohomish County, Washington. GeoTrek.

Cita Chicago Style (17a ed.)

Claude, Ray. Mineral Sites of Snohomish County, Washington. Sedro-Woolley, WA (623 Fruitdale Rd., Sedro Woolley 98284): GeoTrek, 1995.

Cita MLA (8a ed.)

Claude, Ray. Mineral Sites of Snohomish County, Washington. GeoTrek, 1995.

Precaución: Estas citas no son 100% exactas.