APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

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

MLA (8th ed.) Citation

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

Warning: These citations may not always be 100% accurate.