APA-viite (7. p.)

College of Wooster. Committee on Educational Inquiry & Bonthius, R. H. (1957). The independent study program in the United States. Columbia U.P..

Chicago-viite (17. p.)

College of Wooster. Committee on Educational Inquiry ja Robert Harold Bonthius. The Independent Study Program in the United States. N.Y.: Columbia U.P., 1957.

MLA-viite (8. p.)

College of Wooster. Committee on Educational Inquiry ja Robert Harold Bonthius. The Independent Study Program in the United States. Columbia U.P., 1957.