Ellwood Iain. (2000). Essential Brand Book. Kogan Page.
Cita Chicago (17th ed.)Ellwood Iain. Essential Brand Book. London: Kogan Page, 2000.
Cita MLA (9th ed.)Ellwood Iain. Essential Brand Book. Kogan Page, 2000.
Atenció: Aquestes cites poden no estar 100% correctes.