Clarke, M., Tharyan, P., & Green, S. (2008). Response from the Cochrane Collaboration.
Chicago Style aipamenaClarke, M., P. Tharyan, and S. Green. Response from the Cochrane Collaboration. 2008.
MLA aipamenaClarke, M., et al. Response from the Cochrane Collaboration. 2008.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.