Varney, P., Drew, J., & Drew, S. (2005). Ghost towns of the Pacific Northwest: Your guide to ghost towns, mining camps, and historic forts of Washington, Oregon, and British Columbia. Voyageur Press.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Varney, Philip, John Drew, و Susan Drew. Ghost Towns of the Pacific Northwest: Your Guide to Ghost Towns, Mining Camps, and Historic Forts of Washington, Oregon, and British Columbia. Stillwater, Minn.: Voyageur Press, 2005.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Varney, Philip, et al. Ghost Towns of the Pacific Northwest: Your Guide to Ghost Towns, Mining Camps, and Historic Forts of Washington, Oregon, and British Columbia. Voyageur Press, 2005.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.