APA引文

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

Chicago Edition Citation

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

MLA引文

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

警告：這些引文格式不一定是100％准確.