[Surveys].
D017677:Age Distribution; D000367:Age Factors; D019352:Censuses; D003469:Culture; D003604:Czechoslovakia; D003710:Demography; D019049:Developed Countries; D004467:Economics; D004641:Emigration and Immigration; D005006:Ethnicity; D005060:Europe; D005061:Europe, Eastern; D005191:Family Characteristics; D006079:Government Publications as Topic; D011153:Population; D011154:Population Characteristics; D011157:Population Dynamics; D011158:Population Growth; D012106:Research; D012923:Social Class; D012959:Socioeconomic Factors; D013223:Statistics as Topic; D014798:Vital Statistics
Age Distribution; Age Factors; Census; Cultural Background; Czechoslovakia; Demographic Factors; Developed Countries; Eastern Europe; Economic Factors; Ethnic Groups; Europe; Family And Household; Government Publication; Households; Migration; Natural Increase; Population; Population Characteristics; Population Dynamics; Population Growth; Population Statistics; Research Methodology; Social Class; Socioeconomic Factors; Socioeconomic Status; Tables And Charts; Vital Statistics