APA (7th ed.) Citation

Biddulph, S., & Biddulph, S. (2007). Raising a happy child. Dorling Kindersley.

Chicago Style (17th ed.) Citation

Biddulph, Steve, and Shaaron Biddulph. Raising a Happy Child. London: Dorling Kindersley, 2007.

MLA (8th ed.) Citation

Biddulph, Steve, and Shaaron Biddulph. Raising a Happy Child. Dorling Kindersley, 2007.

Warning: These citations may not always be 100% accurate.