Bourne, J. (1975). Letter: Deaths during dentistry.
Chicago Style aipamenaBourne, J. Letter: Deaths During Dentistry. 1975.
MLA aipamenaBourne, J. Letter: Deaths During Dentistry. 1975.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.
Bourne, J. (1975). Letter: Deaths during dentistry.
Chicago Style aipamenaBourne, J. Letter: Deaths During Dentistry. 1975.
MLA aipamenaBourne, J. Letter: Deaths During Dentistry. 1975.