APA (7th ed.) Zitazioa
MCPHEAT, D. (1997). TECHNOLOGY AND LIFE-QUALITY.
Chicago Style (17th ed.) Zitazioa
MCPHEAT, D. TECHNOLOGY AND LIFE-QUALITY. 1997.
MLA (9th ed.) Zitazioa
MCPHEAT, D. TECHNOLOGY AND LIFE-QUALITY. 1997.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.