APA (7th ed.) Citation

Mackie, J. L. (1977). Ethics: Inventing right and wrong. Penguin Books.

Chicago Style (17th ed.) Citation

Mackie, J. L. Ethics: Inventing Right and Wrong. London: Penguin Books, 1977.

MLA (8th ed.) Citation

Mackie, J. L. Ethics: Inventing Right and Wrong. Penguin Books, 1977.

Warning: These citations may not always be 100% accurate.