Cita APA (7a ed.)

Cohen, M. R., Nagel, E., & Corcoran, J. (1993). An introduction to logic (2nd ed.). Hackett.

Cita Chicago Style (17a ed.)

Cohen, Morris Raphael, Ernest Nagel, y John Corcoran. An Introduction to Logic. 2nd ed. Indianapolis [etc.]: Hackett, 1993.

Cita MLA (9a ed.)

Cohen, Morris Raphael, et al. An Introduction to Logic. 2nd ed. Hackett, 1993.