APA Citation

Whitehead, A. N. 1., & Russell, B. 1. (1981). Principia mathematica: (hasta el *56). Madrid: Paraninfo.

Chicago Style Citation

Whitehead, Alfred North 1861-1947, and Bertrand 1872-1970 Russell. Principia Mathematica: (hasta El *56). Madrid: Paraninfo, 1981.

MLA Citation

Whitehead, Alfred North 1861-1947, and Bertrand 1872-1970 Russell. Principia Mathematica: (hasta El *56). Madrid: Paraninfo, 1981.

Warning: These citations may not always be 100% accurate.