APA

Swift E. H., . (1951). Roman sources of Christian art. New York: Columbia University Press.

Chicago

Swift Emerson Howland, . 1951. Roman sources of Christian art. New York: Columbia University Press.

Harvard

Swift E. H., . (1951). Roman sources of Christian art. New York: Columbia University Press.

MLA

Swift Emerson Howland, . Roman sources of Christian art. New York: Columbia University Press. 1951.