Cita APA

Dudley, U. (1997). Numerology: Or, What Pythagoras wrought. Mathematical Association of America.

Citación estilo Chicago

Dudley, Underwood. Numerology: Or, What Pythagoras Wrought. [Washington, DC]: Mathematical Association of America, 1997.

Cita MLA

Dudley, Underwood. Numerology: Or, What Pythagoras Wrought. [Washington, DC]: Mathematical Association of America, 1997.

Precaución: Estas citas no son 100% exactas.