APA引文

Olafson, F. A. (1967). Principles and Persons: An Ethical Interpretation of Existentialism. Johns Hopkins Press.

Chicago Style (17th ed.) Citation

Olafson, Frederick A. Principles and Persons: An Ethical Interpretation of Existentialism. Baltimore: Johns Hopkins Press, 1967.

MLA引文

Olafson, Frederick A. Principles and Persons: An Ethical Interpretation of Existentialism. Johns Hopkins Press, 1967.

警告：這些引文格式不一定是100％准確.