APA (7th ed.) Zitazioa

Ludwig, G. E. (1979). Building an effective youth ministry. Abingdon.

Chicago Style (17th ed.) Zitazioa

Ludwig, Glenn E. Building an Effective Youth Ministry. Nashville: Abingdon, 1979.

MLA (9th ed.) Zitazioa

Ludwig, Glenn E. Building an Effective Youth Ministry. Abingdon, 1979.