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GHO'N99 UG/14082 Ghosh, Ramkrishna Business mathamatics and statistics / Ramkrishna Ghosh, Suranjan Saha. – 9th ed. – Kolkata : New Central book Agency, 1999 (2002 reprint) [], 270+p. : table ISBN38173810656 : Rs.285/- . Business mathematics . Saha, Suranjan |
