APA (7th ed.) Citation

Hawcock, Linnet, & Hendra. (2008). Mad about..: Dinosaurs. Ladybirds Books.

Chicago Style (17th ed.) Citation

Hawcock, Linnet, and Hendra. Mad About..: Dinosaurs. London: Ladybirds Books, 2008.

MLA (8th ed.) Citation

Hawcock, et al. Mad About..: Dinosaurs. Ladybirds Books, 2008.