APA (7e ed.) Bronvermelding

Filler, L. (1963). A dictionary of American social reform. Philosophical Library.

Chicago (17e ed.) Bronvermelding

Filler, Louis. A Dictionary of American Social Reform. New York: Philosophical Library, 1963.

MLA (9e ed.) Bronvermelding

Filler, Louis. A Dictionary of American Social Reform. Philosophical Library, 1963.