Field, A. P. (2013). Discovering statistics using IBM SPSS statistics: And sex and drugs and rock 'n' roll (4th ed.). Sage.
Chicago-referens (17:e uppl.)Field, Andy P. Discovering Statistics Using IBM SPSS Statistics: And Sex and Drugs and Rock 'N' Roll. 4th ed. Los Angeles, Calif: Sage, 2013.
MLA-referens (9:e uppl.)Field, Andy P. Discovering Statistics Using IBM SPSS Statistics: And Sex and Drugs and Rock 'N' Roll. 4th ed. Sage, 2013.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.