APA (7th ed.) Citation
Laubach, F. C. (1946). Prayer: The mightiest force in the world. Fleming H. Revell Company.
Chicago Style (17th ed.) Citation
Laubach, Frank Charles. Prayer: The Mightiest Force in the World. New York: Fleming H. Revell Company, 1946.
MLA (9th ed.) Citation
Laubach, Frank Charles. Prayer: The Mightiest Force in the World. Fleming H. Revell Company, 1946.
Warning: These citations may not always be 100% accurate.