World Family of Radio Maria Association. (2007). Radio Maria in the world. World Family of Radio Maria Association.
Chicago-referens (17:e uppl.)World Family of Radio Maria Association. Radio Maria in the World. [Italy?]: World Family of Radio Maria Association, 2007.
MLA-referens (8:e uppl.)World Family of Radio Maria Association. Radio Maria in the World. World Family of Radio Maria Association, 2007.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.