APA (7th ed.) Citation

Smith, H. B., & Karr, W. S. (1897). Introduction to Christian theology.: Apologetics. A. C. Armstrong.

Chicago Style (17th ed.) Citation

Smith, Henry Boynton, and William Stevens Karr. Introduction to Christian Theology.: Apologetics. New York: A. C. Armstrong, 1897.

MLA (9th ed.) Citation

Smith, Henry Boynton, and William Stevens Karr. Introduction to Christian Theology.: Apologetics. A. C. Armstrong, 1897.