APA (7th ed.) Citation

Lees, C., McCartan, G., & Reynolds, K. (2002). The pregnancy question & answer book. Dorling Kindersley.

Chicago Style (17th ed.) Citation

Lees, Christoph, Grainne McCartan, and Kariha Reynolds. The Pregnancy Question & Answer Book. London: Dorling Kindersley, 2002.

MLA (9th ed.) Citation

Lees, Christoph, et al. The Pregnancy Question & Answer Book. Dorling Kindersley, 2002.