APA (7e ed.) Bronvermelding

Greenhalgh, C., & Schautschick, P. (2013). Empirical studies of trade marks - the existing economic literature. University of Oxford.

Chicago (17e ed.) Bronvermelding

Greenhalgh, C., en P. Schautschick. Empirical Studies of Trade Marks - the Existing Economic Literature. University of Oxford, 2013.

MLA (9e ed.) Bronvermelding

Greenhalgh, C., en P. Schautschick. Empirical Studies of Trade Marks - the Existing Economic Literature. University of Oxford, 2013.