Sweet, S. A., & Grace-Martin, K. (2008). Data analysis with SPSS: A first course in applied statistics (3rd ed.). Boston, Mass.: Pearson.
استشهاد بنمط شيكاغوSweet, Stephen A., و Karen Grace-Martin. Data Analysis With SPSS: A First Course in Applied Statistics. 3rd ed. Boston, Mass.: Pearson, 2008.
MLA استشهادSweet, Stephen A., و Karen Grace-Martin. Data Analysis With SPSS: A First Course in Applied Statistics. 3rd ed. Boston, Mass.: Pearson, 2008.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.