APA aipamena

ASSOCIATION, N. E. Educational leadership: Progress and possibilities, eleventh yearbook. The National Education Association.

Chicago Style aipamena

ASSOCIATION, NATIONAL EDUCATION. Educational Leadership: Progress and Possibilities, Eleventh Yearbook. The National Education Association.

MLA aipamena

ASSOCIATION, NATIONAL EDUCATION. Educational Leadership: Progress and Possibilities, Eleventh Yearbook. The National Education Association.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.