APA (7th ed.) Citation

Chin, F. P., Madayag, J. R., & Valdez, L. G., Jr. (2000). Trigonometry: Scientific-calculator based. Seguiban Printers.

Chicago Style (17th ed.) Citation

Chin, Fely P., Jerry R. Madayag, and Luis G. Valdez, Jr. Trigonometry: Scientific-calculator Based. Lapaz, Iloilo City: Seguiban Printers, 2000.

MLA (9th ed.) Citation

Chin, Fely P., et al. Trigonometry: Scientific-calculator Based. Seguiban Printers, 2000.