APA
ed. William Bridgwater ; Elizabeth J. Sherwood, . (1956). The Columbia Encyclopedia. New York: Columbia University Press.
Chicago
ed. William Bridgwater ; Elizabeth J. Sherwood, . 1956. The Columbia Encyclopedia. New York: Columbia University Press.
Harvard
ed. William Bridgwater ; Elizabeth J. Sherwood, . (1956). The Columbia Encyclopedia. New York: Columbia University Press.
MLA
ed. William Bridgwater ; Elizabeth J. Sherwood, . The Columbia Encyclopedia. New York: Columbia University Press. 1956.
