Liu, X. (2016). Applied ordinal logistic regression using Stata: From single-level to multilevel modeling. Sage.
Chicago-referens (17:e uppl.)Liu, Xing. Applied Ordinal Logistic Regression Using Stata: From Single-level to Multilevel Modeling. Los Angeles: Sage, 2016.
MLA-referens (9:e uppl.)Liu, Xing. Applied Ordinal Logistic Regression Using Stata: From Single-level to Multilevel Modeling. Sage, 2016.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.