APA (7th ed.) Citation

Boolos, G. (1979). The unprovability of consistency: An essay in modal logic. Cambridge University Press.

Chicago Style (17th ed.) Citation

Boolos, George. The Unprovability of Consistency: An Essay in Modal Logic. Cambridge ; New York: Cambridge University Press, 1979.

MLA (8th ed.) Citation

Boolos, George. The Unprovability of Consistency: An Essay in Modal Logic. Cambridge University Press, 1979.