Ashraf, S. (1998). Basic quantitative methods for economics and business. CADPLAN Pub.
Chicago Style (17. basım) AtıfAshraf, Shahid. Basic Quantitative Methods for Economics and Business. New delhi: CADPLAN Pub, 1998.
MLA (9th ed.) AtıfAshraf, Shahid. Basic Quantitative Methods for Economics and Business. CADPLAN Pub, 1998.
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