APA-čujuhus (7. p.)
Hudelson, R., & Ross, C. (2006). By the ore docks: A working people's history of Duluth. University of Minnesota Press.
Chicago-čujuhus (17. p.)
Hudelson, Richard, juo Carl Ross. By the Ore Docks: A Working People's History of Duluth. Minneapolis: University of Minnesota Press, 2006.
MLA-čujuhus (9. p.)
Hudelson, Richard, juo Carl Ross. By the Ore Docks: A Working People's History of Duluth. University of Minnesota Press, 2006.
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