Cita APA (7th ed.)

Hopler, T. (1981). A world of difference: Following christ beyond your cultural walls (ed.). Inter varsity press.

Cita Chicago (17th ed.)

Hopler, Thom. A World of Difference: Following Christ Beyond Your Cultural Walls. ed. Illinois: Inter varsity press, 1981.

Cita MLA (9th ed.)

Hopler, Thom. A World of Difference: Following Christ Beyond Your Cultural Walls. ed. Inter varsity press, 1981.