Cita APA (7a ed.)

Boolos, G., & Jeffrey, R. C. (1989). Computability and logic (3rd ed.). University Press.

Cita Chicago Style (17a ed.)

Boolos, George, y Richard C. Jeffrey. Computability and Logic. 3rd ed. Cambridge [etc.]: University Press, 1989.

Cita MLA (9a ed.)

Boolos, George, y Richard C. Jeffrey. Computability and Logic. 3rd ed. University Press, 1989.