Thomas, J. D. (1993). Detective Zack and the secrets in the sand. Pacific Press.
Chicago-čujuhus (17. p.)Thomas, Jerry D. Detective Zack and the Secrets in the Sand. Boise, ID: Pacific Press, 1993.
MLA-čujuhus (9. p.)Thomas, Jerry D. Detective Zack and the Secrets in the Sand. Pacific Press, 1993.
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