APA

Dulles A. R., . (1946). A testimonial to grace. New York: Sheed and Ward.

Chicago

Dulles Avery Robert, . 1946. A testimonial to grace. New York: Sheed and Ward.

Harvard

Dulles A. R., . (1946). A testimonial to grace. New York: Sheed and Ward.

MLA

Dulles Avery Robert, . A testimonial to grace. New York: Sheed and Ward. 1946.