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Nelegalnijat periodičen pečat v Balgarija. 1918-1944
Kovačev, Velčo (contributor) - 1968
Persistent link: https://www.econbiz.de/10000568836
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Nelegalnijat periodičen pečat v perioda na văorăženata borba : <22 juni 1941 g. - 9 sept. 1944 g.>
Kovačev, Velčo - 1966
Persistent link: https://www.econbiz.de/10002286838
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Problemi na specialnite biblioteki : usăvăršenstvuvane na bibliotečno-bibliografskata dejnost ; tematičen sbornik 1986
Savova, Elena Vălčova (contributor) - 1987
Persistent link: https://www.econbiz.de/10000737929
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Bălgaro-săvetski otnošenija i vrăzki : dokumenti i materiali
Christov, Christo; Zlatev, Zlatko Denev; Zlydnev, Vitalij I. - 1988
Persistent link: https://www.econbiz.de/10000748200
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Vzaimna otgovornost i sătrudničestvo
Dojkin, Zavarin - 1983
Persistent link: https://www.econbiz.de/10000752216
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Usăvăršenstvuvane upravlenieto na sferata na obrăštenieto
Sălova, Nikolinka (contributor); Rabinovič, I. (contributor) - 1985
Persistent link: https://www.econbiz.de/10000752376
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Preustrojstvoto na ikonomičeskija mechanizăm v SSSR
Kirov, Christo - 1988
Persistent link: https://www.econbiz.de/10000754747
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Usăvăršenstvuvane na ikonomičeskija mechanizăm v SSSR, GDR, ČSSR, PNR i UNR
Kirov, Christo - 1987
Persistent link: https://www.econbiz.de/10000763151
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Rešavaštijat front : ikonomikata: rešavašta sfera na sărevnovanieto meždu dvete svetovni sistemi
Trendafilov, Tončo; Gavrilov, Ivan - 1988
Persistent link: https://www.econbiz.de/10000763487
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Techniko-ikonomičeski vŭprosi cenoobrazuvaneto pri vŭglistata
Radev, Radi; Balev, Viktor - 1963
Persistent link: https://www.econbiz.de/10000524296