APA (7th ed.) Citation

Ardagh, P. (2007). Wow - events that changed the world. Macmillan Children's.

Chicago Style (17th ed.) Citation

Ardagh, Philip. Wow - Events That Changed the World. London: Macmillan Children's, 2007.

MLA (9th ed.) Citation

Ardagh, Philip. Wow - Events That Changed the World. Macmillan Children's, 2007.