APA (7th ed.) Citation

Baltazar, E. C. M., Dy, A. L. M., & Vidar, M. A. (2014). Plane and spherical trigonometry: Text / workbook. C & E Publishing, Inc.

Chicago Style (17th ed.) Citation

Baltazar, Ethel Cecille M., Ana Liza M. Dy, and Melvin A. Vidar. Plane and Spherical Trigonometry: Text / Workbook. Quezon City: C & E Publishing, Inc, 2014.

MLA (9th ed.) Citation

Baltazar, Ethel Cecille M., et al. Plane and Spherical Trigonometry: Text / Workbook. C & E Publishing, Inc, 2014.