APA (7th ed.) Zitazioa
Richards, L. (1999). Using NVivo in qualitative research. Sage Publications.
Chicago Style (17th ed.) Zitazioa
Richards, Lyn. Using NVivo in Qualitative Research. London ; Thousand Oaks: Sage Publications, 1999.
MLA (9th ed.) Zitazioa
Richards, Lyn. Using NVivo in Qualitative Research. Sage Publications, 1999.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.