Lucy, T. (2002). Quantitative techniques (6th ed.). South-Western.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रLucy, Terry. Quantitative Techniques. 6th ed. Australia: South-Western, 2002.
एमएलए (9वां संस्करण) प्रशस्ति पत्रLucy, Terry. Quantitative Techniques. 6th ed. South-Western, 2002.
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