APA-čujuhus (7. p.)

Norton, R. (2005). Evangelism: Principles and practice. Kerygma.

Chicago-čujuhus (17. p.)

Norton, Ricardo. Evangelism: Principles and Practice. Berrien Springs: Kerygma, 2005.

MLA-čujuhus (9. p.)

Norton, Ricardo. Evangelism: Principles and Practice. Kerygma, 2005.

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