APA-čujuhus (7. p.)
Packer, J. I., & Howard, T. (1985). Christianity: The true humanism. Word Books.
Chicago-čujuhus (17. p.)
Packer, J. I., juo Thomas Howard. Christianity: The True Humanism. Texas: Word Books, 1985.
MLA-čujuhus (9. p.)
Packer, J. I., juo Thomas Howard. Christianity: The True Humanism. Word Books, 1985.
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