(1987). Recommendations for the 1990 censuses of population and housing in the ECE region: Regional variant of the world recommendations for the 1990 round of population and housing censuses. United Nations.
Chicago Style (17th ed.) CitationRecommendations for the 1990 Censuses of Population and Housing in the ECE Region: Regional Variant of the World Recommendations for the 1990 Round of Population and Housing Censuses. New York: United Nations, 1987.
MLA (9th ed.) CitationRecommendations for the 1990 Censuses of Population and Housing in the ECE Region: Regional Variant of the World Recommendations for the 1990 Round of Population and Housing Censuses. United Nations, 1987.
Warning: These citations may not always be 100% accurate.