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Demografska, socialna i socialno-ikonomičeska charakteristika na naj-mladite majki
Čalăkova, Diana; Dodunekova, Vanja - In: Naselenie : spisanie na Instituta za Izsledvane na … (2003) 1/2, pp. 36-57
Persistent link: https://www.econbiz.de/10002176876
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Mladežta i svobodnoto vreme
Pǔteva, Svoboda - 1979
Persistent link: https://www.econbiz.de/10002674396
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Mladežta v Narodna Republika Bălgarija : socialno-demografski i ikonomičeski promeni
Kalčev, Jordan (revision) - 1988
Persistent link: https://www.econbiz.de/10014385401
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Socialnata dinamika : fenomeni, tendencii, upravlenie
Naumov, Ilija I. - 1986 - 1. izd
Persistent link: https://www.econbiz.de/10000746675
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Krăstopăt na progresa : problemi, na dialektikata na socialno-ikonomičeskija i naučno-techničeskija progres
Ivanov, Krăstʹo - 1987 - 1. izd
Persistent link: https://www.econbiz.de/10000746678
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Politicheskata organizat︠s︡ii︠a︡ na razvitoto sot︠s︡ialistichesko obshtestvo
Ĭotov, Kolʹo - 1981
Persistent link: https://www.econbiz.de/10000333326
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Upravlenie na socialnoto rauvitie na trudovite kolektivi
Vlajkov, Stojan G. - 1980
Persistent link: https://www.econbiz.de/10002981634
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Rabotno vreme, uslovija na trud, demografsko povedenie
Michova, Genoveva (contributor);  … - 2007
Persistent link: https://www.econbiz.de/10003527358
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Naselenieto na Bălgarija v načaloto na XXI vek : săstojanie i tendencii
Atanasov, Atanas (contributor) - 2011 - 1. izd.
Persistent link: https://www.econbiz.de/10009491457
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Socialno-ikonomičeskaja transformacija v Bălgarija : osobenosti i teritorialni različija
Ilieva, Margarita Milanova - 2012
Persistent link: https://www.econbiz.de/10009733187