Litzel, N. (2015). Intra-regional economic integration: The identification and analysis of clusters in Eastern Bavaria an Central Franconia. Bertelsmann.
Lua i Stíl Chicago (17ú heag.)Litzel, Nicole. Intra-regional Economic Integration: The Identification and Analysis of Clusters in Eastern Bavaria an Central Franconia. Bielefeld: Bertelsmann, 2015.
Lua MLA (8ú heag.)Litzel, Nicole. Intra-regional Economic Integration: The Identification and Analysis of Clusters in Eastern Bavaria an Central Franconia. Bertelsmann, 2015.
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