Cita APA (7a ed.)

Parkinson, S. T. (1996). Building competitive marketing strategies. [s.n.].

Cita Chicago Style (17a ed.)

Parkinson, Stephen Trent. Building Competitive Marketing Strategies. [S.l.]: [s.n.], 1996.

Cita MLA (9a ed.)

Parkinson, Stephen Trent. Building Competitive Marketing Strategies. [s.n.], 1996.