APA aipamena

Cleophas, T. J., & Zwinderman, A. H. (2020). SPSS for Starters and 2nd Levelers. 2nd ed. Springer International Publishing.

Chicago Style aipamena

Cleophas, Ton J., và Aeilko H. Zwinderman. SPSS for Starters and 2nd Levelers. 2nd Ed. Springer International Publishing, 2020.

MLA aipamena

Cleophas, Ton J., và Aeilko H. Zwinderman. SPSS for Starters and 2nd Levelers. 2nd Ed. Springer International Publishing, 2020.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.