APA (7th ed.) Zitazioa

stern, l. D. (2014). A visual approach to spss for windows: A guide to spss 17.0 (ed. 2.). pearson education limited.

Chicago Style (17th ed.) Zitazioa

stern, leonard D. A Visual Approach to Spss for Windows: A Guide to Spss 17.0. ed. 2. harlow: pearson education limited, 2014.

MLA (9th ed.) Zitazioa

stern, leonard D. A Visual Approach to Spss for Windows: A Guide to Spss 17.0. ed. 2. pearson education limited, 2014.

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