APA
Kraeling E. G., . (1939). The book of the ways of God. New York: Charles Scribner's sons.
Chicago
Kraeling Emile G, . 1939. The book of the ways of God. New York: Charles Scribner's sons.
Harvard
Kraeling E. G., . (1939). The book of the ways of God. New York: Charles Scribner's sons.
MLA
Kraeling Emile G, . The book of the ways of God. New York: Charles Scribner's sons. 1939.