APA (7th ed.) Citation

Lilie, W. (1962). An introduction to ethics I. USMA.

Chicago Style (17th ed.) Citation

Lilie, W. An Introduction to Ethics I. USMA, 1962.

MLA (8th ed.) Citation

Lilie, W. An Introduction to Ethics I. USMA, 1962.

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