Cita APA (7a ed.)

Beecher, J. A., Penna, J. A., & Bittinger, M. L. (2014). Algebra and trigonometry (Fourth, Pearson new international edition.). Pearson.

Cita Chicago Style (17a ed.)

Beecher, Judith A., Judith A. Penna, y Marvin L. Bittinger. Algebra and Trigonometry. Fourth, Pearson new international edition. Harlow, England: Pearson, 2014.

Cita MLA (8a ed.)

Beecher, Judith A., et al. Algebra and Trigonometry. Fourth, Pearson new international edition. Pearson, 2014.