Bright, W. R. (1965). Teacher's manual for the basic steps toward christian maturity. Campus crusade for christ international.
Chicago-referens (17:e uppl.)Bright, William R. Teacher's Manual for the Basic Steps Toward Christian Maturity. Arrowhead spring: Campus crusade for christ international, 1965.
MLA-referens (9:e uppl.)Bright, William R. Teacher's Manual for the Basic Steps Toward Christian Maturity. Campus crusade for christ international, 1965.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.