Foran, T. G. (1926). The constancy of the intelligence quotient: A review. Catholic education press.
Chicago-referens (17:e uppl.)Foran, Thomas George. The Constancy of the Intelligence Quotient: A Review. Washington, D. C.: Catholic education press, 1926.
MLA-referens (8:e uppl.)Foran, Thomas George. The Constancy of the Intelligence Quotient: A Review. Catholic education press, 1926.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.