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Istorija na socialnoto upravlenie kato nauka
Tončev, Ljuben A. - 1987
Persistent link: https://www.econbiz.de/10000805841
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Opis na izdanijata na Bălgarskata Akademija na Naukite 1954 - 1970 : obštestveni nauki
Savova, Elena Vălčova (contributor);  … - Bălgarska akademija na naukite - 1985
Persistent link: https://www.econbiz.de/10014385172
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Bălgarija : Pătevoditel
Kazasov, Dimo - 1963
Persistent link: https://www.econbiz.de/10002307313
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Septemvri 1944 - dekemvri 1958
Christov, Christo Angelov (ed.); Valev, L. B. (contributor) - 1981
Persistent link: https://www.econbiz.de/10001386648