Cita APA (7a ed.)

Vorderman, C. (1996). How math works. Reader's Digest Association.

Cita Chicago Style (17a ed.)

Vorderman, Carol. How Math Works. Pleasantville, N.Y.: Reader's Digest Association, 1996.

Cita MLA (8a ed.)

Vorderman, Carol. How Math Works. Reader's Digest Association, 1996.

Precaución: Estas citas no son 100% exactas.