1. The Effect of Internal Marketing on Organizational Commitment from Market-Orientation Viewpoint in Hotel Industry in Iran
2. Basu, R. (2011). Fit Sigma: A Lean Approach to Building Sustainable Quality beyond Six Sigma. John Wiley & Sons.
3. Black, A., Wright, P., & Davies, J. (2000). In Search of Shareholder Value, Managing the Drivers of Performance (2nd ed.). Financial Times Management.
4. Burkett, E., Schnitker, L. M., Beattie, E. R. A. et al. (2016). Characteristics of Older People with Cognitive Impairment Attending Emergency Departments: A Descriptive Study. Australasian Emergency Nursing Journal, 19, 118-126.
5. Cameron, K., Quinn, R., Degraff, J., & Thakor, A. (2006). Competing Values Leadership: Creating Value in Organizations. American Psychological Association.