Não informado. (1967). Ontario Geography. University of Western Ontario, Department of Geography.
Cita Chicago Style (17a ed.)Não informado. Ontario Geography. Ontario, Canada: University of Western Ontario, Department of Geography, 1967.
Cita MLA (8a ed.)Não informado. Ontario Geography. University of Western Ontario, Department of Geography, 1967.
Precaución: Estas citas no son 100% exactas.