APA aipamena

Riska, H., & Friman, C. (1975). Letter: Fatality after fine-needle aspiration biopsy of liver.

Chicago Style aipamena

Riska, H., and C. Friman. Letter: Fatality After Fine-needle Aspiration Biopsy of Liver. 1975.

MLA aipamena

Riska, H., and C. Friman. Letter: Fatality After Fine-needle Aspiration Biopsy of Liver. 1975.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.