Cita APA (7a ed.)

McKibben, M. A. (2011). Practical math success in 20 minutes a day (5th ed.). LearningExpress.

Cita Chicago Style (17a ed.)

McKibben, Mark A. Practical Math Success in 20 Minutes a Day. 5th ed. New York: LearningExpress, 2011.

Cita MLA (8a ed.)

McKibben, Mark A. Practical Math Success in 20 Minutes a Day. 5th ed. LearningExpress, 2011.

Precaución: Estas citas no son 100% exactas.