Παραπομπή σε μορφή APA (7η εκδ.)

Hopkins Kenneth D., Stanley Julian C., & Hopkins B. R. (1990). Educational and psychological measurement and evaluation (7th ed.). Allyn and Bacon.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Hopkins Kenneth D., Stanley Julian C., και Hopkins B. R. Educational and Psychological Measurement and Evaluation. 7th ed. Allyn and Bacon, 1990.

Παραπομπή σε μορφή MLA (8th εκδ.)

Hopkins Kenneth D., et al. Educational and Psychological Measurement and Evaluation. 7th ed. Allyn and Bacon, 1990.