APA aipamena

Alexander, G. G. U. a. W. M. Innovations in Secondary Education. Holt, Rinehart and Winston.

Chicago Style aipamena

Alexander, Glenys G. Unruh and William M. Innovations in Secondary Education. Holt, Rinehart and Winston.

MLA aipamena

Alexander, Glenys G. Unruh and William M. Innovations in Secondary Education. Holt, Rinehart and Winston.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.