Calgary, R. (1978). Ecotour: Of the Trans-Canada highway. Minister of Supply and Services Canada.
Cita Chicago Style (17a ed.)Calgary, Regina. Ecotour: Of the Trans-Canada Highway. [Canadá]: Minister of Supply and Services Canada, 1978.
Cita MLA (8a ed.)Calgary, Regina. Ecotour: Of the Trans-Canada Highway. Minister of Supply and Services Canada, 1978.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.