Darren, G., & Mallery, P. (2003). SPSS for windows step by step: A simple guide and reference 11.0 update (4th ed.). Boston: Pearson Education.
Chicago Style CitationDarren, George, and Paul Mallery. SPSS for Windows Step By Step: A Simple Guide and Reference 11.0 Update. 4th ed. Boston: Pearson Education, 2003.
MLA CitationDarren, George, and Paul Mallery. SPSS for Windows Step By Step: A Simple Guide and Reference 11.0 Update. 4th ed. Boston: Pearson Education, 2003.
Warning: These citations may not always be 100% accurate.