(1998). Assessing Earthguake Hazards and Reducing Risk in the Pacific Northwest; Vol. 2. Washington, United States Government Printing Office, 1998.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Assessing Earthguake Hazards and Reducing Risk in the Pacific Northwest; Vol. 2. Washington, United States Government Printing Office, 1998, 1998.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Assessing Earthguake Hazards and Reducing Risk in the Pacific Northwest; Vol. 2. Washington, United States Government Printing Office, 1998, 1998.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.