Cita APA (7th ed.)
Glass, G. V., & Hopkins, K. D. (1984). Statistical methods in education and psychology (2nd ed.). Prentice-Hill, Inc.
Cita Chicago (17th ed.)
Glass, Gene V., i Kenneth D. Hopkins. Statistical Methods in Education and Psychology. 2nd ed. New Jersey: Prentice-Hill, Inc, 1984.
Cita MLA (9th ed.)
Glass, Gene V., i Kenneth D. Hopkins. Statistical Methods in Education and Psychology. 2nd ed. Prentice-Hill, Inc, 1984.
Atenció: Aquestes cites poden no estar 100% correctes.