Cita APA (7th ed.)

Catolos, E. C., Feniquito, I. A., Amado, M. V. P., Avecilla, L. A., Alba, M. C. S., & Valderama, J. S. (2013). Plane and spherical trigonometry (2013 edition.). Mutya Publishing House, Incorporated.

Cita Chicago (17th ed.)

Catolos, Elvira C., Iryne A. Feniquito, Ma. Victoria P. Amado, Leni A. Avecilla, Ma. Cristina S. Alba, i Julius S. Valderama. Plane and Spherical Trigonometry. 2013 edition. Malabon City: Mutya Publishing House, Incorporated, 2013.

Cita MLA (9th ed.)

Catolos, Elvira C., et al. Plane and Spherical Trigonometry. 2013 edition. Mutya Publishing House, Incorporated, 2013.