"Politik." . . "Wirtschaftssystem." . . . . "Politics and government." . . "SOCIAL CONDITIONS." . . "Social conditions." . "Europa" . . "Condicions econòmiques." . . "Política." . . "Condicions socials." . . "Economische toestand. Economische ontwikkeling." . . "URSS" . . "Sociologie van de politiek." . . "ECONOMIC CONDITIONS." . . "Wirtschaft Sowjetunion." . . "Sovjet-Unie." . . "Politieke situatie." . . "1917" . . "économie politique URSS." . . "Russia" . . "Russia." . "1970 - 1991" . . "Since 1917" . . "Sowjetunion." . . "Rusland." . . "Politisches System Sowjetunion." . . "Unione sovietica - Politica - 1970-" . . "Gazdasági helyzet Szovjetunió." . . "USSR." . . "Geschichte 1917-1985" . . "Geschichte 1917-1985." . "Unione sovietica - Condizioni economiche e sociali - 1970-" . . "Politikai rendszer szocialista Szovjetunió." . . "Geschiedenis (vorm)" . . . . . . "History"@en . "History" . . . . . "The Soviet Union : politics, economics and society : from Lenin to Gorbachëv" . "The Soviet Union : politics, economics and society : from Lenin to Gorbachëv"@en . . "Soviet Union : politics, economics and society"@en . . . . . . . . . . . . "Soviet Union politics, economics and society from Lenin to Gorbachëv"@en . "The Soviet Union : Politics, Economics and Society from Lenin to Gorbacheov" . "Soviet Union politics, economics and society : from Lenin to Gorbachëv" . . . "Soviet Union : politics, economics, and society"@en . "The Soviet Union : politics, economics, and society from Lenin to Gorbachëv" . . . . . . . . . . "The Soviet Union : politics, economics and society from Lenin to Gorbach>><<ev" . . . . "The Soviet Union" . . . . . . . "Soviet Union : politics, economics and society from Lenin to Gorbachëv" . . . . . . . . . . . . . . . . . . "The Soviet Union : politics, economics and society from Lenin to Gorbachëv" . . . . . . . "The Soviet Union : politics, economics and society ; from Lenin to Gorbachëv" . "The Soviet Union : politics, economics and society : from Lenin to Gorbachev" . . "The Soviet Union : Politics, economics and society : From Lenin to Gorbachëv" . "The Soviet Union : politics, economics and society, from Lenin to Gorbachëv" . . "The Soviet Union : politics, economics and society : from Lenin to Gorbachev"@en . . . . . . . . . . . . . . . . . . . . "The Soviet Union politics, economics, and society from Lenin to Gorbachëv"@en . "Gesellschaft Sowjetunion." . . "Comunisme." . . "Gesellschaft." . . "Politisches System." . . "Társadalomtörténet Szovjetunió." . . "Soviet Union, Social conditions, 1970-" . . "POLITICAL CONDITIONS." . . "Soviet Union" . . "Soviet Union." . "Sozialstruktur." . . "Economic history." . . "Since 1970" . . "Unió Soviètica." . .