[Population change in Czechoslovakia, 1975-1980: absolute data;...relative data].
D003604:Czechoslovakia; D003625:Data Collection; D003710:Demography; D019049:Developed Countries; D005060:Europe; D005061:Europe, Eastern; D006079:Government Publications as Topic; D011153:Population; D011154:Population Characteristics; D011157:Population Dynamics; D011158:Population Growth; D012106:Research; D012494:Sampling Studies
Czechoslovakia; Demographic Factors; Developed Countries; Eastern Europe; Europe; Government Publication; Population; Population Dynamics; Population Growth--changes; Population Statistics; Research Methodology; Sampling Studies; Studies; Surveys