APA (7th ed.) Citation

Clark, M. L. (1958). Today and tomorrow: A religious survey. University of Chicago.

Chicago Style (17th ed.) Citation

Clark, Merlin L. Today and Tomorrow: A Religious Survey. Chicago: University of Chicago, 1958.

MLA (8th ed.) Citation

Clark, Merlin L. Today and Tomorrow: A Religious Survey. University of Chicago, 1958.