APA (7th ed.) Citation

Smith, E. (1981). The ethics of Martin Luther King, jr. Studies in American religion.

Chicago Style (17th ed.) Citation

Smith, Ervin. "The Ethics of Martin Luther King, Jr." Studies in American Religion 1981.

MLA (8th ed.) Citation

Smith, Ervin. "The Ethics of Martin Luther King, Jr." Studies in American Religion, 1981.