APA (7th ed.) Zitazioa

George, D., & Mallery, P. (2010). SPSS for Windows step by step: A simple guide and reference, 17.0 update (10th ed.). Pearson Education.

Chicago Style (17th ed.) Zitazioa

George, Darren, eta Paul Mallery. SPSS for Windows Step by Step: A Simple Guide and Reference, 17.0 Update. 10th ed. New Delhi: Pearson Education, 2010.

MLA (9th ed.) Zitazioa

George, Darren, eta Paul Mallery. SPSS for Windows Step by Step: A Simple Guide and Reference, 17.0 Update. 10th ed. Pearson Education, 2010.