ZAMMERDIN Q. (1985). BUSINESS MATHEMATICS. VIKAS PUBLISHING HOUSE PVT. LTD.
Chicago-čujuhus (17. p.)ZAMMERDIN Q. BUSINESS MATHEMATICS. NEW DELHI: VIKAS PUBLISHING HOUSE PVT. LTD, 1985.
MLA-čujuhus (9. p.)ZAMMERDIN Q. BUSINESS MATHEMATICS. VIKAS PUBLISHING HOUSE PVT. LTD, 1985.
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