APA (7th ed.) Citation

Cooper, C. (2004). The baby & child question & answer book. A Dorling Kindersley Book.

Chicago Style (17th ed.) Citation

Cooper, Carol. The Baby & Child Question & Answer Book. London: A Dorling Kindersley Book, 2004.

MLA (9th ed.) Citation

Cooper, Carol. The Baby & Child Question & Answer Book. A Dorling Kindersley Book, 2004.