APA aipamena

Reyes, F. N., Felix, R. P., Mapa, F. G., & Tangco, J. (1990). Trigonometry. National Book Store.

Chicago Style aipamena

Reyes, Fe N., Rene P. Felix, Felina G. Mapa, and Jesusa Tangco. Trigonometry. Mandaluyong City: National Book Store, 1990.

MLA aipamena

Reyes, Fe N., et al. Trigonometry. National Book Store, 1990.