APA Citation

Harnack, C. G. A. v., & Saunders, T. B. (1957). What is christianity? New York and Evaston: Harper Row.

Chicago Style Citation

Harnack, Carl Gustav Adolf von, and Thomas Bailey Saunders. What Is Christianity? New York and Evaston: Harper Row, 1957.

MLA Citation

Harnack, Carl Gustav Adolf von, and Thomas Bailey Saunders. What Is Christianity? New York and Evaston: Harper Row, 1957.

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