Leech, N. L., Morgan, G. A., & Barrett, K. C. (2005). SPSS for intermediate statistics: Use and interpretation (2nd ed.). Lawrence Erlbaum.
Chicago Style (17th ed.) CitationLeech, Nancy L., George A. Morgan, and Karen Caplovitz Barrett. SPSS for Intermediate Statistics: Use and Interpretation. 2nd ed. Mahwah, N.J.: Lawrence Erlbaum, 2005.
MLA (8th ed.) CitationLeech, Nancy L., et al. SPSS for Intermediate Statistics: Use and Interpretation. 2nd ed. Lawrence Erlbaum, 2005.
Warning: These citations may not always be 100% accurate.