APA (7th ed.) Citation

Goscinny, R., & Uderzo, A. (2004). Obelix and co. Orion Books Ltd.

Chicago Style (17th ed.) Citation

Goscinny, Rene, and Albert Uderzo. Obelix and Co. London: Orion Books Ltd, 2004.

MLA (9th ed.) Citation

Goscinny, Rene, and Albert Uderzo. Obelix and Co. Orion Books Ltd, 2004.

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