APA-referens (7:e uppl.)
Hopler, T. (1981). A world of difference: Following christ beyond your cultural walls (ed.). Inter varsity press.
Chicago-referens (17:e uppl.)
Hopler, Thom. A World of Difference: Following Christ Beyond Your Cultural Walls. ed. Illinois: Inter varsity press, 1981.
MLA-referens (9:e uppl.)
Hopler, Thom. A World of Difference: Following Christ Beyond Your Cultural Walls. ed. Inter varsity press, 1981.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.