DAS GUPTA, A. &. B. (2016). ICSE MATHEMATICS FOR CLASS 9. BHARATI BHAWAN.
Chicago-čujuhus (17. p.)DAS GUPTA, A & BANERJEE. ICSE MATHEMATICS FOR CLASS 9. NEW DELHI: BHARATI BHAWAN, 2016.
MLA-čujuhus (9. p.)DAS GUPTA, A & BANERJEE. ICSE MATHEMATICS FOR CLASS 9. BHARATI BHAWAN, 2016.
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