APA Citation

Sparks, F. W. n. 1., & Rees, P. K. n. 1. (1981). Trigonometría plana. México: Reverté.

Chicago Style Citation

Sparks, Fred Winchell n. 1891, and Paul Klein n. 1902 Rees. Trigonometría Plana. México: Reverté, 1981.

MLA Citation

Sparks, Fred Winchell n. 1891, and Paul Klein n. 1902 Rees. Trigonometría Plana. México: Reverté, 1981.

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