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Sofia : FES Bulgaria, Year 18 (2018)-, 2018-Polit-Barometer Jg. 8 (2008) Issue 4, January - March
Sofia : FES Bulgaria, Year 18 (2018)-, 2018-Polit-Barometer Jg. 8 (2008) Issue 2, April - June
Sofia : FES Bulgaria, Year 18 (2018)-, 2018-Zemedelskata kooperacija
săstojanie i perspektivi ; (materiali ot seminar 11-13 januari 1995 god.)Sofija, 1995Riskovete na profesijata
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