APA (7e ed.) Bronvermelding

Hughes, T., & Chadwick, M. G. (1927). The plurality of worlds and other essays. Longmans, Green and Co., ltd..

Chicago (17e ed.) Bronvermelding

Hughes, Thomas, en M. G. Chadwick. The Plurality of Worlds and Other Essays. New York, London [etc.]: Longmans, Green and Co., ltd., 1927.

MLA (8e ed.) Bronvermelding

Hughes, Thomas, en M. G. Chadwick. The Plurality of Worlds and Other Essays. Longmans, Green and Co., ltd., 1927.