International Law Association. Canadian Branch. (1969). Canadian yearbook of international law 1968 =: Annuaire canadien de droit international 1968. University of British Columbia Press.
Cita Chicago Style (17a ed.)International Law Association. Canadian Branch. Canadian Yearbook of International Law 1968 =: Annuaire Canadien De Droit International 1968. Vancouver, B.C.: University of British Columbia Press, 1969.
Cita MLA (8a ed.)International Law Association. Canadian Branch. Canadian Yearbook of International Law 1968 =: Annuaire Canadien De Droit International 1968. University of British Columbia Press, 1969.
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