Cita APA (7a ed.)

Ambler, T., & Barwise, P. (1998). The trouble with brand valuation. [s.n.].

Cita Chicago Style (17a ed.)

Ambler, Tim, y Patrick Barwise. The Trouble with Brand Valuation. [S.l.]: [s.n.], 1998.

Cita MLA (9a ed.)

Ambler, Tim, y Patrick Barwise. The Trouble with Brand Valuation. [s.n.], 1998.