APA (7th ed.) Zitazioa

Hopler, T., & Hopler, M. (1993). Reaching the World Next Door: How to spread the Gospel in the midst of many cultures. Inter-Varsity.

Chicago Style (17th ed.) Zitazioa

Hopler, Thom, eta Marcia Hopler. Reaching the World Next Door: How to Spread the Gospel in the Midst of Many Cultures. Illinois: Inter-Varsity, 1993.

MLA (9th ed.) Zitazioa

Hopler, Thom, eta Marcia Hopler. Reaching the World Next Door: How to Spread the Gospel in the Midst of Many Cultures. Inter-Varsity, 1993.