APA (7th ed.) Zitazioa
Cawood, S. (2005). The unauthorized Halo 2 battle guide: Advanced combat techniques. Thomson Course Technology PTR.
Chicago Style (17th ed.) Zitazioa
Cawood, Stephen. The Unauthorized Halo 2 Battle Guide: Advanced Combat Techniques. Boston, MA: Thomson Course Technology PTR, 2005.
MLA (9th ed.) Zitazioa
Cawood, Stephen. The Unauthorized Halo 2 Battle Guide: Advanced Combat Techniques. Thomson Course Technology PTR, 2005.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.