APA (7th ed.) Citation

Zeman, J. J. (1973). Modal logic: The Lewis-modal systems. Clarendon Press.

Chicago Style (17th ed.) Citation

Zeman, Joseph Jay. Modal Logic: The Lewis-modal Systems. Oxford: Clarendon Press, 1973.

MLA (9th ed.) Citation

Zeman, Joseph Jay. Modal Logic: The Lewis-modal Systems. Clarendon Press, 1973.

Warning: These citations may not always be 100% accurate.