Funke, M., & Niebuhr, A. (2001). Threshold Effects and Regional Economic Growth - Evidence from West Germany.
Lua i Stíl Chicago (17ú heag.)Funke, Michael, agus Annekatrin Niebuhr. Threshold Effects and Regional Economic Growth - Evidence from West Germany. Hamburg, 2001.
Lua MLA (8ú heag.)Funke, Michael, agus Annekatrin Niebuhr. Threshold Effects and Regional Economic Growth - Evidence from West Germany. 2001.
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