Butler, C., & Greenhalgh, T. (2010). What is already known about involving users in service transformation? Wiley-Blackwell.
Παραπομπή σε μορφή Chicago (17η εκδ.)Butler, C., και T. Greenhalgh. What Is Already Known About Involving Users in Service Transformation? Wiley-Blackwell, 2010.
Παραπομπή σε μορφή MLA (9th εκδ.)Butler, C., και T. Greenhalgh. What Is Already Known About Involving Users in Service Transformation? Wiley-Blackwell, 2010.
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