Eldridge, S., & Kerry, S. M. (2012). A practical guide to cluster randomised trials in health services research. John Wiley & Sons.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)Eldridge, Sandra, ба Sally M. Kerry. A Practical Guide to Cluster Randomised Trials in Health Services Research. Chichester, West Sussex: John Wiley & Sons, 2012.
MLA -ийн эшлэл (9 дэх хэвлэлт)Eldridge, Sandra, ба Sally M. Kerry. A Practical Guide to Cluster Randomised Trials in Health Services Research. John Wiley & Sons, 2012.
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