Cita APA (7th ed.)

Azzopardi, G. (2001). A complete book of developing your IQ. Infinity Books.

Cita Chicago (17th ed.)

Azzopardi, Gilles. A Complete Book of Developing Your IQ. New Delhi: Infinity Books, 2001.

Cita MLA (9th ed.)

Azzopardi, Gilles. A Complete Book of Developing Your IQ. Infinity Books, 2001.