APA (7e ed.) Bronvermelding

Hugo, J. (1950). Nature and the supernatural: A defense of the evangelic ideal. J. Hugo.

Chicago (17e ed.) Bronvermelding

Hugo, John. Nature and the Supernatural: A Defense of the Evangelic Ideal. [United States: J. Hugo, 1950.

MLA (8e ed.) Bronvermelding

Hugo, John. Nature and the Supernatural: A Defense of the Evangelic Ideal. J. Hugo, 1950.