APA引文

Lehrer, K. (2000). Theory of knowledge (2nd ed.). Routledge.

Chicago Edition Citation

Lehrer, Keith. Theory of Knowledge. 2nd ed. London: Routledge, 2000.

MLA引文

Lehrer, Keith. Theory of Knowledge. 2nd ed. Routledge, 2000.

警告：這些引文格式不一定是100％准確.