National Research Council of Canada. Associate Committee on the National Building Code. (1971). National building code of Canada, 1970 ([5th ed.].). National Research Council of Canada.
Chicago-viite (17. p.)National Research Council of Canada. Associate Committee on the National Building Code. National Building Code of Canada, 1970. [5th ed.]. Ottawa: National Research Council of Canada, 1971.
MLA-viite (8. p.)National Research Council of Canada. Associate Committee on the National Building Code. National Building Code of Canada, 1970. [5th ed.]. National Research Council of Canada, 1971.
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