Blackwood, A. W. (1939). The fine art of public worship. Abingdon.
Chicago-čujuhus (17. p.)Blackwood, Andrew W. The Fine Art of Public Worship. Nashville: Abingdon, 1939.
MLA-čujuhus (9. p.)Blackwood, Andrew W. The Fine Art of Public Worship. Abingdon, 1939.
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