APA-čujuhus (7. p.)
Robertson, D. B. (1968). Should churches be taxed? Westminster Press.
Chicago-čujuhus (17. p.)
Robertson, D. B. Should Churches Be Taxed? Philadelphia: Westminster Press, 1968.
MLA-čujuhus (9. p.)
Robertson, D. B. Should Churches Be Taxed? Westminster Press, 1968.
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