Hagan, J. R. (1932). The diocesan teachers college: A study of its basic principles.
Chicago-referens (17:e uppl.)Hagan, John Raphael. The Diocesan Teachers College: A Study of Its Basic Principles. Washington, D.C, 1932.
MLA-referens (8:e uppl.)Hagan, John Raphael. The Diocesan Teachers College: A Study of Its Basic Principles. 1932.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.