Citazione Stile APA (7a Edizione)

Canada. Department of the Environment & United Nations Conference on the Human Environment. (1972). Canada and the human environment: A contribution by the Government of Canada to the United Nations Conference on the Human Environment Stockholm, Sweden, June 1972. s.n.

Citazione stile Chigago Style (17a edizione)

Canada. Department of the Environment e United Nations Conference on the Human Environment. Canada and the Human Environment: A Contribution by the Government of Canada to the United Nations Conference on the Human Environment Stockholm, Sweden, June 1972. [Ottawa: s.n, 1972.

Citatione MLA (9a ed.)

Canada. Department of the Environment e United Nations Conference on the Human Environment. Canada and the Human Environment: A Contribution by the Government of Canada to the United Nations Conference on the Human Environment Stockholm, Sweden, June 1972. s.n, 1972.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.