Cita APA (7a ed.)

Cohen, M. R. (1944). A preface to logic. Dover Publications.

Cita Chicago Style (17a ed.)

Cohen, Morris Raphael. A Preface to Logic. Nueva York: Dover Publications, 1944.

Cita MLA (9a ed.)

Cohen, Morris Raphael. A Preface to Logic. Dover Publications, 1944.