APA

Ferm V. T. A., . (1959). Classics of Protestantism. New York: Philosophical Library.

Chicago

Ferm Vergilius Ture Anselm, . 1959. Classics of Protestantism. New York: Philosophical Library.

Harvard

Ferm V. T. A., . (1959). Classics of Protestantism. New York: Philosophical Library.

MLA

Ferm Vergilius Ture Anselm, . Classics of Protestantism. New York: Philosophical Library. 1959.