Edgar H. Schein «Humble Inquiry: The Gentle Art of Asking Instead of Telling» (San Francisco: Berrett-Koehler Publishers, 2013, p. 2).
212
Rawn, «Measuring the Performance of Knowledge Workers», IBM developerWorks (blog), April 1, 2006: ibm.com/developerworks/community/blogs/rawn/entry/measuring_the_performance_of_knowledge?lang=en
