RANA. R. P. (2012). WORKBOOK PHYSICS FOR MIDDLE CLASSES FOR CLASS- VI. S.CHAND & COMPANY.
Chicago-čujuhus (17. p.)RANA. R. P. WORKBOOK PHYSICS FOR MIDDLE CLASSES FOR CLASS- VI. S.CHAND & COMPANY, 2012.
MLA-čujuhus (9. p.)RANA. R. P. WORKBOOK PHYSICS FOR MIDDLE CLASSES FOR CLASS- VI. S.CHAND & COMPANY, 2012.
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