APA (7th ed.) Zitazioa
Lecht, L. A., Morphet, E. L., & Ryan, C. O. (1967). Planning and effecting needed changes in education.
Chicago Style (17th ed.) Zitazioa
Lecht, Leonard A., Edgar L. Morphet, eta Charles O. Ryan. Planning and Effecting Needed Changes in Education. 1967.
MLA (9th ed.) Zitazioa
Lecht, Leonard A., et al. Planning and Effecting Needed Changes in Education. 1967.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.