GUPTA J D. (1987). MATHEMATICS FOR BUSINESS AND ECONOMICS. TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED.
Lua i Stíl Chicago (17ú heag.)GUPTA J D. MATHEMATICS FOR BUSINESS AND ECONOMICS. NEW DELHI: TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 1987.
Lua MLA (9ú heag.)GUPTA J D. MATHEMATICS FOR BUSINESS AND ECONOMICS. TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 1987.
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