APA (7th ed.) Citation

Goscinny, R., & Uderzo, A. (2004). Asterix at the olympic games. Orion Books Ltd.

Chicago Style (17th ed.) Citation

Goscinny, Rene, and Albert Uderzo. Asterix at the Olympic Games. London: Orion Books Ltd, 2004.

MLA (9th ed.) Citation

Goscinny, Rene, and Albert Uderzo. Asterix at the Olympic Games. Orion Books Ltd, 2004.