APA (7th ed.) Zitazioa
Campbell, M. J., & Walters, S. J. (2014). How to design, analyse and report cluster randomised trials in medicine and health related research. Wiley.
Chicago Style (17th ed.) Zitazioa
Campbell, Michael J., eta Stephen John Walters. How to Design, Analyse and Report Cluster Randomised Trials in Medicine and Health Related Research. Chichester, England: Wiley, 2014.
MLA (9th ed.) Zitazioa
Campbell, Michael J., eta Stephen John Walters. How to Design, Analyse and Report Cluster Randomised Trials in Medicine and Health Related Research. Wiley, 2014.
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