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Iniciativa i otgovornost
Dilkov, Sofronij - 1983
Persistent link: https://www.econbiz.de/10002085258
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Socialističeskoto sǔrevnovanie : vǔprosi na teorijata i praktikata na organizacijata
Čangli, Irina I. (contributor) - 1981
Persistent link: https://www.econbiz.de/10003243161
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Metodichesko rŭkovodstvo za usŭvŭrshenstvuvane organizat︠s︡ii︠a︡ta na truda
Petrova, Nina Sergeevna (contributor) - 1979
Persistent link: https://www.econbiz.de/10000629506
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Nauka proizvodstvo potreblenie : sŭzdavane i realizacija na naučno-techničeskite novovŭvedenija
Georgiev, Ilija - 1981
Persistent link: https://www.econbiz.de/10002231555
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Socialističeskoto sŭrevnovanie i organizacijata na truda
Kamenov, Dimitŭr Dimitrov; Petrovna, Nina Sergeevna - 1980
Persistent link: https://www.econbiz.de/10002200709
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Organizacija na sǔrevnovanieto v materialnoto proizvodstvo
Ličev, Ličo (contributor) - 1980
Persistent link: https://www.econbiz.de/10003196746
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Socialnijat kontrol i povedenieto na ličnostta
Prodanov, Vasil (contributor) - 1981
Persistent link: https://www.econbiz.de/10003244244
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Izjavate
Draganov, Mincǒ (contributor);  … - 1980
Persistent link: https://www.econbiz.de/10003160737
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Sǔrevnovanie i vutrešno-stopanska smetka
Spasov, Vasil - 1981
Persistent link: https://www.econbiz.de/10002845097
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Promišlena ergonomija i poizvoditelnostta na truda
Penc, Juzef; Šumpich, Stanislav - 1980
Persistent link: https://www.econbiz.de/10002625696