Não informado. (1969). Change: The magazine of higher learning. Heldref Publications.
Chicago-viite (17. p.)Não informado. Change: The Magazine of Higher Learning. Washington: Heldref Publications, 1969.
MLA-viite (8. p.)Não informado. Change: The Magazine of Higher Learning. Heldref Publications, 1969.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.