Eldridge, S., & Kerry, S. M. (2012). A practical guide to cluster randomised trials in health services research. John Wiley & Sons.
Цитирование в стиле Чикаго (17-е изд.)Eldridge, Sandra, и Sally M. Kerry. A Practical Guide to Cluster Randomised Trials in Health Services Research. Chichester, West Sussex: John Wiley & Sons, 2012.
Цитирование MLA (9-е изд.)Eldridge, Sandra, и Sally M. Kerry. A Practical Guide to Cluster Randomised Trials in Health Services Research. John Wiley & Sons, 2012.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.