APA (7th ed.) Citation

Sparks, F. W., & Rees, P. K. (1998). Trigonometría plana. Reverté.

Chicago Style (17th ed.) Citation

Sparks, Fred W., and Paul K. Rees. Trigonometría Plana. México, D.F: Reverté, 1998.

MLA (9th ed.) Citation

Sparks, Fred W., and Paul K. Rees. Trigonometría Plana. Reverté, 1998.

Warning: These citations may not always be 100% accurate.