Liu, X. (2016). Applied ordinal logistic regression using Stata: From single-level to multilevel modeling. Sage.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रLiu, Xing. Applied Ordinal Logistic Regression Using Stata: From Single-level to Multilevel Modeling. Los Angeles: Sage, 2016.
एमएलए (9वां संस्करण) प्रशस्ति पत्रLiu, Xing. Applied Ordinal Logistic Regression Using Stata: From Single-level to Multilevel Modeling. Sage, 2016.
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