Tohutoro APA (7th ed.)
Ludwig, G. E. (1979). Building an effective youth ministry. Abingdon.
Tohutoru Kātū Chicago (17th ed.)
Ludwig, Glenn E. Building an Effective Youth Ministry. Nashville: Abingdon, 1979.
Tohutoro MLA (9th ed.)
Ludwig, Glenn E. Building an Effective Youth Ministry. Abingdon, 1979.
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