COVEN, W. (2012). HEIDI HECKELBECK GOES TO CAMP ! # 8. LITTLE SIMON.
Chicago-čujuhus (17. p.)COVEN, WANDA. HEIDI HECKELBECK GOES TO CAMP ! # 8. NEW YORK: LITTLE SIMON, 2012.
MLA-čujuhus (9. p.)COVEN, WANDA. HEIDI HECKELBECK GOES TO CAMP ! # 8. LITTLE SIMON, 2012.
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