APA aipamena

National Association of Secondary School Principals. (1993). The High school magazine. National Association of Secondary School Principals.

Chicago Style aipamena

National Association of Secondary School Principals. The High School Magazine. Reston, Va: National Association of Secondary School Principals, 1993.

MLA aipamena

National Association of Secondary School Principals. The High School Magazine. National Association of Secondary School Principals, 1993.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.