Luthardt, C. E. (1880). Apologetic lectures on the saving truths of Christianity (4th ed.). T. & T. Clark.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रLuthardt, Chr. Ernst. Apologetic Lectures on the Saving Truths of Christianity. 4th ed. Edinburgh: T. & T. Clark, 1880.
एमएलए (8वां संस्करण) प्रशस्ति पत्रLuthardt, Chr. Ernst. Apologetic Lectures on the Saving Truths of Christianity. 4th ed. T. & T. Clark, 1880.
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