Levine,M.,David. (2008). Business Statistics - A First Course (4th.). Pearson Education.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रLevine,M.,David. Business Statistics - A First Course. 4th. South Asia: Pearson Education, 2008.
एमएलए (9वां संस्करण) प्रशस्ति पत्रLevine,M.,David. Business Statistics - A First Course. 4th. Pearson Education, 2008.
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