APA-viite (7. p.)
Eldridge, S., & Kerry, S. M. (2012). A practical guide to cluster randomised trials in health services research. John Wiley & Sons.
Chicago-viite (17. p.)
Eldridge, Sandra, ja Sally M. Kerry. A Practical Guide to Cluster Randomised Trials in Health Services Research. Chichester, West Sussex: John Wiley & Sons, 2012.
MLA-viite (9. p.)
Eldridge, Sandra, ja Sally M. Kerry. A Practical Guide to Cluster Randomised Trials in Health Services Research. John Wiley & Sons, 2012.
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