APA aipamena

Andy Field. (2009). Discovering statistics using SPSS. Sage.

Chicago Style aipamena

Andy Field. Discovering Statistics Using SPSS. London: Sage, 2009.

MLA aipamena

Andy Field. Discovering Statistics Using SPSS. Sage, 2009.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.