Παραπομπή APA
Glass, G. V., & Hopkins, K. D. (1996). Statistical methods in education and psychology (3rd ed.). Boston: Allyn and Bacon.
Παραπομπή Chicago StyleGlass, Gene V., and Kenneth D. Hopkins. Statistical Methods in Education and Psychology. 3rd ed. Boston: Allyn and Bacon, 1996.
Παραπομπή MLAGlass, Gene V., and Kenneth D. Hopkins. Statistical Methods in Education and Psychology. 3rd ed. Boston: Allyn and Bacon, 1996.
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