APA (7th ed.) Citation

Messerly, J. G. (1995). An introduction to ethical theories. University Press of America.

Chicago Style (17th ed.) Citation

Messerly, John G. An Introduction to Ethical Theories. Lanham: University Press of America, 1995.

MLA (9th ed.) Citation

Messerly, John G. An Introduction to Ethical Theories. University Press of America, 1995.

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