[All-Union population census:  sources of income].
D019352:Censuses; D003710:Demography; D019049:Developed Countries; D004467:Economics; D004651:Employment; D006079:Government Publications as Topic; D006280:Health Workforce; D007182:Income; D009826:Old Age Assistance; D011153:Population; D011154:Population Characteristics; D012106:Research; D017678:Sex Distribution; D012737:Sex Factors; D012923:Social Class; D012943:Social Security; D012959:Socioeconomic Factors; D013223:Statistics as Topic; D014586:USSR
Census; Demographic Factors; Developed Countries; Economic Factors; Employment Status; Government Publication; Human Resources; Income; Labor Force; Old Age Security; Population; Population Characteristics; Population Statistics; Research Methodology; Sex Distribution; Sex Factors; Social Security; Socioeconomic Factors; Socioeconomic Status; Tables And Charts; Ussr