Cita APA (7th ed.)

Martin, C. D., & Tongen, A. (2011). Keeping it R.E.A.L: Research experiences for all learners. Mathematical Association of America.

Cita Chicago (17th ed.)

Martin, Carla D., i Anthony Tongen. Keeping It R.E.A.L: Research Experiences for All Learners. Washington, D.C.: Mathematical Association of America, 2011.

Cita MLA (9th ed.)

Martin, Carla D., i Anthony Tongen. Keeping It R.E.A.L: Research Experiences for All Learners. Mathematical Association of America, 2011.