APA引文

Thomas, G. (1993). An introduction to ethics: Five central problems of moral judgement. G. Duckworth.

Chicago Style (17th ed.) Citation

Thomas, Geoffrey. An Introduction to Ethics: Five Central Problems of Moral Judgement. London: G. Duckworth, 1993.

MLA引文

Thomas, Geoffrey. An Introduction to Ethics: Five Central Problems of Moral Judgement. G. Duckworth, 1993.