Cita APA (7th ed.)

Perry, M. (2005). Confidence boosters: 10 steps to beating self-doubt. Hamlyn.

Cita Chicago (17th ed.)

Perry, Martin. Confidence Boosters: 10 Steps to Beating Self-doubt. London: Hamlyn, 2005.

Cita MLA (9th ed.)

Perry, Martin. Confidence Boosters: 10 Steps to Beating Self-doubt. Hamlyn, 2005.