APA-referens (7:e uppl.)

Luthardt, C. E. (1880). Apologetic lectures on the saving truths of Christianity (4th ed.). T. & T. Clark.

Chicago-referens (17:e uppl.)

Luthardt, Chr. Ernst. Apologetic Lectures on the Saving Truths of Christianity. 4th ed. Edinburgh: T. & T. Clark, 1880.

MLA-referens (8:e uppl.)

Luthardt, Chr. Ernst. Apologetic Lectures on the Saving Truths of Christianity. 4th ed. T. & T. Clark, 1880.