Cita APA

Knapp, H. (2017). Introductory statistics using SPSS (Second edition.). Sage.

Chicago Edition Citation

Knapp, Herschel. Introductory Statistics Using SPSS. Second edition. Los Angeles: Sage, 2017.

Cita MLA

Knapp, Herschel. Introductory Statistics Using SPSS. Second edition. Sage, 2017.

Atenció: Aquestes cites poden no estar 100% correctes.