APA aipamena

Clarke, M. (1993). Searching MEDLINE for randomised trials.

Chicago Style aipamena

Clarke, M. Searching MEDLINE for Randomised Trials. 1993.

MLA aipamena

Clarke, M. Searching MEDLINE for Randomised Trials. 1993.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.