APA (7th ed.) Citation

King, S., King, O., & Milla Soler, C. (2017). Bellas durmientes. Plaza & Janés.

Chicago Style (17th ed.) Citation

King, Stephen, Owen King, and Carlos Milla Soler. Bellas Durmientes. [Barcelona]: Plaza & Janés, 2017.

MLA (9th ed.) Citation

King, Stephen, et al. Bellas Durmientes. Plaza & Janés, 2017.