APA

Kildahl J. P., . (1972). The psychology of speaking in tongues. New York: Harper & Row.

Chicago

Kildahl John P, . 1972. The psychology of speaking in tongues. New York: Harper & Row.

Harvard

Kildahl J. P., . (1972). The psychology of speaking in tongues. New York: Harper & Row.

MLA

Kildahl John P, . The psychology of speaking in tongues. New York: Harper & Row. 1972.