APA (7th ed.) Citation

De Guzman, R. A. L., & Alfonso, G. J. 10-20.

Chicago Style (17th ed.) Citation

De Guzman, Reign Anne Lopez, and Grace Javier Alfonso. 10-20.

MLA (9th ed.) Citation

De Guzman, Reign Anne Lopez, and Grace Javier Alfonso. 10-20.

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