GUPTA S C. (1990). BUSINESS STATISTICS. HIMALAYA PUBLISHING HOUSE.
Chicago Style (17. basım) AtıfGUPTA S C. BUSINESS STATISTICS. NEW DELHI: HIMALAYA PUBLISHING HOUSE, 1990.
MLA (9th ed.) AtıfGUPTA S C. BUSINESS STATISTICS. HIMALAYA PUBLISHING HOUSE, 1990.
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