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Makedonija, stopanski i opštestven razvitok
Popov, Blagoj - 1981
Persistent link: https://www.econbiz.de/10002659984
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Problemi na naukata i obrazovanieto : (izbrani dokladi, statii i izkazvanija)
Balevski, Angel - 1974
Persistent link: https://www.econbiz.de/10000639388
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Sistemata nauka-proizvodstvo v ikonomicheskoto razvitie na NRB : [monogr.]
Pandeva, Margarita - 1979
Persistent link: https://www.econbiz.de/10000424519
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Istorija na obrazovanieto i pedagogičeskata misăl v Bălgarija
Čakărov, Najden G.; Atanasov, Žečo G. - 1962 - 2. prerab. izd
Persistent link: https://www.econbiz.de/10002330983
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"Malkijat svjat" na goljamata nauka
Stefanov, Nikola Kostadinov - 1981
Persistent link: https://www.econbiz.de/10002879269
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Č. 1 : Narodno obrazovanie, nauka, kulturen život, pečat, naučnoateistična propaganda
Dekalo, Văla S. - 1984
Persistent link: https://www.econbiz.de/10001386499
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Za vsestranno razvitie na bŭlgaro-jugoslavskite otnošeniija : deklaratcija na M-voto na vŭnšite raboti na NRB
Komitov, R. (contributor) - Bulgaria / Ministerstvo na vŭnšnite raboti - 1978
Persistent link: https://www.econbiz.de/10000414681
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Osvoboditelni borbi na bŭlgarskoto naselenie v Makedonii︠a︡ i Odrinska Trakii︠a︡ sled Berlinskii︠a︡ kongres
Khristov, Khristo Angelov (contributor) - 1981
Persistent link: https://www.econbiz.de/10000330488
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Makedonija : sbornik ot dokumenti i materiali
Božinov, Vojn (contributor) - 1978
Persistent link: https://www.econbiz.de/10002315834