Andersen, E. B. (1997). Introduction to the statistical analysis of categorical data. Springer.
Chicago Style aipamenaAndersen, Erling B. Introduction to the Statistical Analysis of Categorical Data. Berlin: Springer, 1997.
MLA aipamenaAndersen, Erling B. Introduction to the Statistical Analysis of Categorical Data. Springer, 1997.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.