Cita APA

Cohen, M. R., & Nagel, E. (1934). An introduction to logic and scientific method. Harcourt, Brace & World.

Citación estilo Chicago

Cohen, Morris Raphael, and Ernest Nagel. An Introduction to Logic and Scientific Method. Nueva York: Harcourt, Brace & World, 1934.

Cita MLA

Cohen, Morris Raphael, and Ernest Nagel. An Introduction to Logic and Scientific Method. Harcourt, Brace & World, 1934.