Rutkowski, J. (2003). Why is unemployment so high in Bulgarian. Human Development Sector Unit, Europe and Central Asia Region, World Bank.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रRutkowski, Jan. Why Is Unemployment so High in Bulgarian. Washington, D.C: Human Development Sector Unit, Europe and Central Asia Region, World Bank, 2003.
एमएलए (9वां संस्करण) प्रशस्ति पत्रRutkowski, Jan. Why Is Unemployment so High in Bulgarian. Human Development Sector Unit, Europe and Central Asia Region, World Bank, 2003.
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