APA (7th ed.) Citation

Penella Vázquez, M. J., Badia Corrons, A., & Labrador Ruiz de la Hermosa, E. (2013). Design challenge.

Chicago Style (17th ed.) Citation

Penella Vázquez, María Jesús, Anna Badia Corrons, and Emiliano Labrador Ruiz de la Hermosa. Design Challenge. 2013.

MLA (9th ed.) Citation

Penella Vázquez, María Jesús, et al. Design Challenge. 2013.