Ray, P. H. (1885). Report of the International Polar Expedition to Point Barrow, Alaska, in response to the Resolution of the House of Representatives of december 11, 1884 (1a. ed.). Government Printing Office.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Ray, P. Henry. Report of the International Polar Expedition to Point Barrow, Alaska, in Response to the Resolution of the House of Representatives of December 11, 1884. 1a. ed. Washington, D.C: Government Printing Office, 1885.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Ray, P. Henry. Report of the International Polar Expedition to Point Barrow, Alaska, in Response to the Resolution of the House of Representatives of December 11, 1884. 1a. ed. Government Printing Office, 1885.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.