Acheson, K. A., & Gall, M. D. (1997). Techniques in the clinical supervision of teachers: Preservice and inservice applications (4th ed.). Longman.
Chicago Style aipamenaAcheson, Keith A., and Meredith D. Gall. Techniques in the Clinical Supervision of Teachers: Preservice and Inservice Applications. 4th ed. New York: Longman, 1997.
MLA aipamenaAcheson, Keith A., and Meredith D. Gall. Techniques in the Clinical Supervision of Teachers: Preservice and Inservice Applications. 4th ed. Longman, 1997.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.