Παραπομπή σε μορφή APA (7η εκδ.)

Columbia University. Teachers College. Citizenship Education Project. (1955). When men are free: Premises of American liberty. Published for Teachers College, Columbia University [by] Houghton Mifflin.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Columbia University. Teachers College. Citizenship Education Project. When Men Are Free: Premises of American Liberty. Boston: Published for Teachers College, Columbia University [by] Houghton Mifflin, 1955.

Παραπομπή σε μορφή MLA (8th εκδ.)

Columbia University. Teachers College. Citizenship Education Project. When Men Are Free: Premises of American Liberty. Published for Teachers College, Columbia University [by] Houghton Mifflin, 1955.