APA (7th ed.) Zitazioa
Drum: February - June 2013. Carole Mandi Media Ltd.
Chicago Style (17th ed.) Zitazioa
Drum: February - June 2013. Nairobi: Carole Mandi Media Ltd.
MLA (9th ed.) Zitazioa
Drum: February - June 2013. Carole Mandi Media Ltd.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.