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.
Chicago-viite (17. p.)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.
MLA-viite (9. p.)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.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.