Bolz, J. A. (1999). Portage into the past: By canoe along the Minnesota-Ontario boundary waters. University of Minnesota Press.
芝加哥风格引文Bolz, J. Arnold. Portage into the Past: By Canoe Along the Minnesota-Ontario Boundary Waters. Minneapolis, MN: University of Minnesota Press, 1999.
MLA引文Bolz, J. Arnold. Portage into the Past: By Canoe Along the Minnesota-Ontario Boundary Waters. University of Minnesota Press, 1999.
警告：这些引文格式不一定是100％准确.