Cita APA (7a ed.)

Leggett, B. O. (2006). Developing your persuasive edge: The key to your communication success in business (1a ed.). EUNSA.

Cita Chicago Style (17a ed.)

Leggett, Brian O'C. Developing Your Persuasive Edge: The Key to Your Communication Success in Business. 1a ed. Pamplona: EUNSA, 2006.

Cita MLA (9a ed.)

Leggett, Brian O'C. Developing Your Persuasive Edge: The Key to Your Communication Success in Business. 1a ed. EUNSA, 2006.