TY - BOOK TI - Principles and recommendations for population and housing censuses: statistical papers SN - 9211614023 : U1 - 363.5 19 PY - 1998/// CY - New York PB - United Nations KW - Demographic surveys KW - Spines KW - Housing KW - Population KW - Surveys KW - Censuses N2 - Health and Population ER -