APA (7th ed.) Citation

Hallesby, O., & Carlsen, C. J. (1959). Prayer. Augsburg publishing house.

Chicago Style (17th ed.) Citation

Hallesby, Ole, and Clarence Johannes Carlsen. Prayer. Minneapolis, Minn.: Augsburg publishing house, 1959.

MLA (9th ed.) Citation

Hallesby, Ole, and Clarence Johannes Carlsen. Prayer. Augsburg publishing house, 1959.