Critchfield, H. J., & Scott, J. W. (1980). The Pacific Northwest and beyond: Essays in honor of Howard J. Critchfield. Center for Pacific Northwest Studies, Western Washington University.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Critchfield, Howard J., و James William Scott. The Pacific Northwest and Beyond: Essays in Honor of Howard J. Critchfield. Bellingham, WA: Center for Pacific Northwest Studies, Western Washington University, 1980.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Critchfield, Howard J., و James William Scott. The Pacific Northwest and Beyond: Essays in Honor of Howard J. Critchfield. Center for Pacific Northwest Studies, Western Washington University, 1980.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.