APA aipamena

Powis, S. J. (1976). Letter: Dispersal of biliary calculi by irrigation.

Chicago Style aipamena

Powis, S J. Letter: Dispersal of Biliary Calculi By Irrigation. 1976.

MLA aipamena

Powis, S J. Letter: Dispersal of Biliary Calculi By Irrigation. 1976.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.