(2014). APA dictionary of statistics and research methods / Sheldon Zedeck, PhD, editor in chief.
Chicago-referens (17:e uppl.)APA Dictionary of Statistics and Research Methods / Sheldon Zedeck, PhD, Editor in Chief. 2014.
MLA-referens (9:e uppl.)APA Dictionary of Statistics and Research Methods / Sheldon Zedeck, PhD, Editor in Chief. 2014.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.