APA (7th ed.) Zitazioa
Stake, R. E. (1995). The art of case study research. Sage Publications.
Chicago Style (17th ed.) Zitazioa
Stake, Robert E. The Art of Case Study Research. Thousand Oaks: Sage Publications, 1995.
MLA (9th ed.) Zitazioa
Stake, Robert E. The Art of Case Study Research. Sage Publications, 1995.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.