APA (7e ed.) Bronvermelding

Blum, V. C. (1963). Freedom of choice in education (Rev. ed.). Paulist Press.

Chicago (17e ed.) Bronvermelding

Blum, Virgil C. Freedom of Choice in Education. Rev. ed. Glen Rock, N.J.: Paulist Press, 1963.

MLA (8e ed.) Bronvermelding

Blum, Virgil C. Freedom of Choice in Education. Rev. ed. Paulist Press, 1963.