[The emigration of Bulgarians to North America].
Gardev
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D000569:Americas; D002031:Bulgaria; D003710:Demography; D019049:Developed Countries; D004467:Economics; D004641:Emigration and Immigration; D005060:Europe; D005061:Europe, Eastern; D009656:North America; D011057:Politics; D011153:Population; D011157:Population Dynamics; D011640:Public Policy
Americas; Bulgaria; Demographic Factors; Developed Countries; Eastern Europe; Economic Conditions--changes; Economic Factors; Europe; Historical Survey; International Migration; Macroeconomic Factors; Migration; Migration Policy--changes; North America; Northern America; Policy; Political Factors; Population; Population Dynamics; Population Policy; Social Policy