APA (7th ed.) Zitazioa
PEARLMAN, R., & UHLMANN, R. (1991). QUALITY OF LIFE IN ELDERLY, CHRONICALLY ILL OUTPATIENTS.
Chicago Style (17th ed.) Zitazioa
PEARLMAN, R.A, eta R.F UHLMANN. QUALITY OF LIFE IN ELDERLY, CHRONICALLY ILL OUTPATIENTS. 1991.
MLA (9th ed.) Zitazioa
PEARLMAN, R.A, eta R.F UHLMANN. QUALITY OF LIFE IN ELDERLY, CHRONICALLY ILL OUTPATIENTS. 1991.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.