SHAO, S. P. (1976). Statistics For Business And Economics Stephen P. Shao. A Bell & Howell Company.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSHAO, Stephen P. Statistics For Business And Economics Stephen P. Shao. A Bell & Howell Company, 1976.
एमएलए (8वां संस्करण) प्रशस्ति पत्रSHAO, Stephen P. Statistics For Business And Economics Stephen P. Shao. A Bell & Howell Company, 1976.
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