Dyfyniad APA

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

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.