APA (7th ed.) Citation

Coelho, P., & Costas, A. B. La bruja de Portobello.

Chicago Style (17th ed.) Citation

Coelho, Paulo, and Ana Belén Costas. La Bruja De Portobello. Bogotá.

MLA (9th ed.) Citation

Coelho, Paulo, and Ana Belén Costas. La Bruja De Portobello.

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