APA (7th ed.) Citation

Dahl , R., & Blake , Q. (1982). George's Marvellous Medicine. Puffin Books.

Chicago Style (17th ed.) Citation

Dahl , Roald, and Quentin Blake. George's Marvellous Medicine. England: Puffin Books, 1982.

MLA (9th ed.) Citation

Dahl , Roald, and Quentin Blake. George's Marvellous Medicine. Puffin Books, 1982.

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