APA-čujuhus (7. p.)
walker, W. T. (1979). Somebody's calling my name: Black sacred music and social change. Valley Forge, PA.
Chicago-čujuhus (17. p.)
walker, Wyatt Tee. Somebody's Calling My Name: Black Sacred Music and Social Change. Judson Press: Valley Forge, PA, 1979.
MLA-čujuhus (9. p.)
walker, Wyatt Tee. Somebody's Calling My Name: Black Sacred Music and Social Change. Valley Forge, PA, 1979.
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