APA (7th ed.) Citation

Dahl, R., Juan de, M., & Blake, Q. La maravillosa medicina de Jorge.

Chicago Style (17th ed.) Citation

Dahl, Roald, Maribel Juan de, and Quentin Blake. La Maravillosa Medicina De Jorge. Bogotá.

MLA (9th ed.) Citation

Dahl, Roald, et al. La Maravillosa Medicina De Jorge.

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