Cita APA (7a ed.)

Bolz, J. A. (1999). Portage into the past: By canoe along the Minnesota-Ontario boundary waters. University of Minnesota Press.

Cita Chicago Style (17a ed.)

Bolz, J. Arnold. Portage into the Past: By Canoe Along the Minnesota-Ontario Boundary Waters. Minneapolis, MN: University of Minnesota Press, 1999.

Cita MLA (8a ed.)

Bolz, J. Arnold. Portage into the Past: By Canoe Along the Minnesota-Ontario Boundary Waters. University of Minnesota Press, 1999.