Gravetter, F. J., & Wallnau, L. B. (1996). Statistics for the behavioral sciences: A first course for students of psychology and education (4th ed.). Minneapolis: West Pub. Co..
استشهاد بنمط شيكاغوGravetter, Frederick J., و Larry B. Wallnau. Statistics for the Behavioral Sciences: A First Course for Students of Psychology and Education. 4th ed. Minneapolis: West Pub. Co., 1996.
MLA استشهادGravetter, Frederick J., و Larry B. Wallnau. Statistics for the Behavioral Sciences: A First Course for Students of Psychology and Education. 4th ed. Minneapolis: West Pub. Co., 1996.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.