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Okolna sreda - bednost
Conev, Stefan - In: Statistika / Nacionalen Statističeski Institut 54 (2002) 4, pp. 104-112
Persistent link: https://www.econbiz.de/10001765124
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Promišlenost i okolna sreda
Dimitrova, Cvetana P. (contributor) - 1993 - 1. dop. izd
Persistent link: https://www.econbiz.de/10000946970
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Ekologija i ikonomika
Božinov, Todor B. (contributor) - 1990 - Izd. 1
Persistent link: https://www.econbiz.de/10000876612
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Ustojčivo razvitie i mnogoobrazie v Bălgarija
Bakărdžieva, Radostina (contributor) - 2010
Persistent link: https://www.econbiz.de/10008647490
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Regionalni problemi na Republika Bălgarija
Terzijska, Diana; Lozanov, Emil - 2006
Persistent link: https://www.econbiz.de/10003431363
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Ekologičnite prioriteti i tjachnata rolja v regionalnata ikonomika
Čkorev, Nikolaj - In: Ikonomičeska misăl 40 (1995) 7, pp. 13-24
Persistent link: https://www.econbiz.de/10001203746
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Ekologija i upravlenie
Božinov, Todor B. - 1989 - 1. izd
Persistent link: https://www.econbiz.de/10000792693
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Vănšno-ikonomičeski vrăzki na NRB
Menčeva, Liljana - 1988
Persistent link: https://www.econbiz.de/10000775706
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Kreditni otnošenija na Narodna Republika Bălgarija s razvivaštite se strani
Christova-Achundova, Vera; Dimitrova, Todorka; … - 1986
Persistent link: https://www.econbiz.de/10000719842