APA (7th ed.) Citation

Dahl, R. (2009). George's Marvelous Medicine. Puffin.

Chicago Style (17th ed.) Citation

Dahl, Roald. George's Marvelous Medicine. London: Puffin, 2009.

MLA (9th ed.) Citation

Dahl, Roald. George's Marvelous Medicine. Puffin, 2009.

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