APA (7th ed.) Citation

De Guzman, J. D. S., Gamboa, N. M., & Tejido, J. (2013). I know where my heart is. Bookmark, Inc.

Chicago Style (17th ed.) Citation

De Guzman, Joaquin Domingo S., Nina Macaraig Gamboa, and Jomike Tejido. I Know Where My Heart Is. Makati City: Bookmark, Inc, 2013.

MLA (9th ed.) Citation

De Guzman, Joaquin Domingo S., et al. I Know Where My Heart Is. Bookmark, Inc, 2013.