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GHO'P06 UG/14081 Ghosh, Ramkrishna Business mathamatics and statistics / Ramkrishna Ghosh, Suranjan Saha. – 11th ed. – Kolkata : New Central book Agency, 2006 (2008 reprint) xxiii, 344,viii, 54p. : table ISBN8173810656 : Rs. . Business mathematics . Saha, Suranjan |
