Παραπομπή σε μορφή APA (7η εκδ.)

Biddle, B. J., & Ellena, W. J. (1964). Contemporary research on teacher effectiveness: Bruce J. Biddle [and others]. Holt, Rinehart and Winston.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Biddle, Bruce J., και William J. Ellena. Contemporary Research on Teacher Effectiveness: Bruce J. Biddle [and Others]. New York: Holt, Rinehart and Winston, 1964.

Παραπομπή σε μορφή MLA (9th εκδ.)

Biddle, Bruce J., και William J. Ellena. Contemporary Research on Teacher Effectiveness: Bruce J. Biddle [and Others]. Holt, Rinehart and Winston, 1964.