Blum, V. C. (1965). Freedom in education: Federal aid for all children ([1st ed.].). Doubleday.
Chicago-viite (17. p.)Blum, Virgil C. Freedom in Education: Federal Aid for All Children. [1st ed.]. Garden City, N.Y.: Doubleday, 1965.
MLA-viite (8. p.)Blum, Virgil C. Freedom in Education: Federal Aid for All Children. [1st ed.]. Doubleday, 1965.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.