Ott, L., & Longnecker, M. (2001). An introduction to statistical methods and data analysis (5th ed.). Australia Pacific Grove, CA: Duxbury.
Παραπομπή Chicago StyleOtt, Lyman, and Michael Longnecker. An Introduction to Statistical Methods and Data Analysis. 5th ed. Australia Pacific Grove, CA: Duxbury, 2001.
Παραπομπή MLAOtt, Lyman, and Michael Longnecker. An Introduction to Statistical Methods and Data Analysis. 5th ed. Australia Pacific Grove, CA: Duxbury, 2001.
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