Greenhalgh, C., & Rogers, M. (2007). Trade Marks and Performance in UK Firms: Evidence of Schumpeterian Competition through Innovation. Department of Economics (University of Oxford).
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGreenhalgh, C., और M. Rogers. Trade Marks and Performance in UK Firms: Evidence of Schumpeterian Competition Through Innovation. Department of Economics (University of Oxford), 2007.
एमएलए (9वां संस्करण) प्रशस्ति पत्रGreenhalgh, C., और M. Rogers. Trade Marks and Performance in UK Firms: Evidence of Schumpeterian Competition Through Innovation. Department of Economics (University of Oxford), 2007.
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