APA

Callahan D., Cox H. G., . (1966). The secular city debate. New York: Macmillan.

Chicago

Callahan Daniel, Cox Harvey Gallagher, . 1966. The secular city debate. New York: Macmillan.

Harvard

Callahan D., Cox H. G., . (1966). The secular city debate. New York: Macmillan.

MLA

Callahan Daniel, Cox Harvey Gallagher, . The secular city debate. New York: Macmillan. 1966.