1. “Engaging and Enabling Employees to Improve Performance Outcomes”, Hay Group, 2009.
2. Sh. Crabtree and M. Dodds, “Creating the climate to get the most from your team, Helping leaders to create high-performing organizations”, Hay Group, 2011.
3. “Employee Engagement Survey: Results for: Real Estate & Facilities”, Hay Group, 2013.
4. Laurie E. Locascio, “Staff Engagement in Material, Measurement and Laboratory (MML)”, National Institute of Standards and Technologies (NIST), 2016.
5. “Employee Engagement Overview”, Dalco Customer Meeting, 2012.