Cita APA (7a ed.)

OpenStax (Nonprofit organization) & Abramson, J. P. (2015). Algebra and Trigonometry. OpenStax.

Cita Chicago Style (17a ed.)

OpenStax (Nonprofit organization) y Jay P. Abramson. Algebra and Trigonometry. [Place of publication not identified]: OpenStax, 2015.

Cita MLA (9a ed.)

OpenStax (Nonprofit organization) y Jay P. Abramson. Algebra and Trigonometry. OpenStax, 2015.