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Migracija i migracionno povedenie na naselenieto
2012
Persistent link: https://www.econbiz.de/10009674313
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Raždaemost i reproduktivno povedenie na naselenieto
2012
Persistent link: https://www.econbiz.de/10009674315
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Trudovite otnoshenia v prehod
Moerel, Hans (contributor) - 2007
Persistent link: https://www.econbiz.de/10004914032
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Demografska, socialna i socialno-ikonomičeska charakteristika na naj-mladite majki
Čalăkova, Diana; Dodunekova, Vanja - In: Naselenie : spisanie na Instituta za Izsledvane na … (2003) 1/2, pp. 36-57
Persistent link: https://www.econbiz.de/10002176876
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Mladežta i svobodnoto vreme
Pǔteva, Svoboda - 1979
Persistent link: https://www.econbiz.de/10002674396
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Mladežta v Narodna Republika Bălgarija : socialno-demografski i ikonomičeski promeni
Kalčev, Jordan (revision) - 1988
Persistent link: https://www.econbiz.de/10014385401
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Ikonomičeski i socialni problemi na naučno-techničeskija progres : naučni trudove 82
Jordanov, Ivan (contributor) - 1983
Persistent link: https://www.econbiz.de/10000897237
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Čovekăt v naučno-techničeskata revoljucija
Georgiev, Ivan - 1988 - 1. izd
Persistent link: https://www.econbiz.de/10000746525
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Krăstopăt na progresa : problemi, na dialektikata na socialno-ikonomičeskija i naučno-techničeskija progres
Ivanov, Krăstʹo - 1987 - 1. izd
Persistent link: https://www.econbiz.de/10000746678
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Čoveškijat faktor v naučno-techničeskata revoljucija
Markov, Marko (contributor) - 1987 - 1. izd
Persistent link: https://www.econbiz.de/10000752225