APA (7e ed.) Bronvermelding

Urban, G. L. (2004). Digital marketing strategy: Text and cases. Pearson Prentice Hall.

Chicago (17e ed.) Bronvermelding

Urban, Glen L. Digital Marketing Strategy: Text and Cases. Upper Saddle River, N.J: Pearson Prentice Hall, 2004.

MLA (9e ed.) Bronvermelding

Urban, Glen L. Digital Marketing Strategy: Text and Cases. Pearson Prentice Hall, 2004.