APA (7e ed.) Bronvermelding

Greenhalgh, C., & Rogers, M. (2007). Trade Marks and Performance in UK Firms: Evidence of Schumpeterian Competition through Innovation. Department of Economics (University of Oxford).

Chicago (17e ed.) Bronvermelding

Greenhalgh, C., en M. Rogers. Trade Marks and Performance in UK Firms: Evidence of Schumpeterian Competition Through Innovation. Department of Economics (University of Oxford), 2007.

MLA (9e ed.) Bronvermelding

Greenhalgh, C., en M. Rogers. Trade Marks and Performance in UK Firms: Evidence of Schumpeterian Competition Through Innovation. Department of Economics (University of Oxford), 2007.