Occupational classification manual.
Census of Canada, 1971. Based on Canadian classification and dictionary of occupations.

APA Citation

Canada. Dominion Bureau of Statistics. (1971). Occupational classification manual: Census of Canada, 1971. Based on Canadian classification and dictionary of occupations. Ottawa: Information Canada, Published by authority of the Minister of Industry, Trade and Commerce.

MLA Citation

Canada. Dominion Bureau of Statistics. Occupational Classification Manual: Census of Canada, 1971. Based On Canadian Classification And Dictionary of Occupations. Ottawa: Information Canada, Published by authority of the Minister of Industry, Trade and Commerce, 1971.

Warning: These citations may not always be complete (especially for serials).