Macintosh, D. C. (1940). The problem of religious knowledge. Harper & Brothers.
Cita Chicago (17th ed.)Macintosh, Douglas Clyde. The Problem of Religious Knowledge. New York: Harper & Brothers, 1940.
Cita MLA (9th ed.)Macintosh, Douglas Clyde. The Problem of Religious Knowledge. Harper & Brothers, 1940.
Atenció: Aquestes cites poden no estar 100% correctes.