Lua APA (7ú heag.)
Peters, B. (2008). Innovation and firm performance: An empirical investigation for German firms. Physica-Verlag.
Lua i Stíl Chicago (17ú heag.)
Peters, Bettina. Innovation and Firm Performance: An Empirical Investigation for German Firms. Heidelberg: Physica-Verlag, 2008.
Lua MLA (9ú heag.)
Peters, Bettina. Innovation and Firm Performance: An Empirical Investigation for German Firms. Physica-Verlag, 2008.
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