APA (7th ed.) Citation

Giraldo Zuluaga, K., Gómez Arango, P. A., & Serna, J. Beyond your world.

Chicago Style (17th ed.) Citation

Giraldo Zuluaga, Katherine, Paula Andrea Gómez Arango, and Juanita Serna. Beyond Your World. Pereira.

MLA (9th ed.) Citation

Giraldo Zuluaga, Katherine, et al. Beyond Your World.