CRITICAL THINKING

•    Duron, R., Limbach, B. & Waugh W. (2006). Critical Thinking Framework For Any Discipline. International Journal of Teaching and Learning in Higher Education, 17 (2), 160-166.
•    Fisher, A. (2001). Critical Thinking: An Introduction. Cambridge: Cambridge University Press
•    Paul, R. & Elder, L. (2008). The Miniature Guide to Critical Thinking Concepts and Tools. 5th Edition. Tomales CA:Foundation for Critical Thinking Press [online]. From www.criticalthinking.org.
•    Wallmann, W.H & Hoover D.L. (2012). Research and Critical Thinking : An Important Link for Exercise. Science Students Transitioning to Physical Therapy. International Journal of Exercise Science, 5(2), 93-96.
•    Willingham, D.T. (2007). Critical Thinking: Why is it so hard to teach?. Psychological Science, 7, 337-34.

COMMUNICATION

•    The effect of employees’ motivation on organizational performance (Osabiya, Babatunde Joseph)
•    New Perspectives on Employee Motivation: Balancing the Big Four (Melanie Seemann, Germany Thomas Seemann, Germany)
•    ΘΕΩΡΙΕΣ ΚΙΝΗΤΡΩΝ ΣΤΟΝ ΕΡΓΑΣΙΑΚΟ ΧΩΡΟ (ΜΑΡΙΑ ΠΛΑΤΣΙΔΟΥ & ΕΛΕΥΘΕΡΙΑ ΓΩΝΙΔΑ)
•    The Relationship of Achievement Motivation to Entrepreneurial Behavior: A Meta-Analysis. By Locke, Hanges, Locke
•    Impact of Rewards and Motivation on Job Satisfaction in Banking Sector of Saudi Arabia (nternational Journal of Business and Social Science)
•    Goal-Setting Theory of Motivation by  Lunenburg

MOTIVATION

•    Read more: http://www.businessdictionary.com/definition/communication-process.html
•    Managers' duty to maintain good workplace communications skills
•    Oral Communication Skills: Are the Priorities of the Workplace and AACSBAccredited Business Programs Aligned?
•    Effectiveness of a Workplace Training Programme in Improving Social, Communication and Emotional Skills for Adults with Autism and Intellectual Disability in Hong Kong – A Pilot Study
•    Workplace-based assessment of communication skills: A pilot project addressing feasibility, acceptance and reliability

POSITIVITY

• Catalino, L. I., Algoe, S. B., & Fredrickson, B. L. (2014). Prioritizing positivity: An effective approach to pursuing happiness?. Emotion, 14(6), 1155. 
• Fredrickson, B. L. (2004). The broaden-and-build theory of positive emotions. Philosophical Transactions-Royal Society of London Series B Biological Sciences, 1367-1378.
• Fredrickson, B. L., & Losada, M. F. (2005). Positive affect and the complex dynamics of human flourishing. American Psychologist, 60(7), 678.
• Avey, J. B., Wernsing, T. S., & Luthans, F. (2008). Can positive employees help positive organizational change? Impact of psychological capital and emotions on relevant attitudes and behaviors. The journal of applied behavioral science, 44(1), 48-70.
• Lyubomirsky, S., King, L., & Diener, E. (2005). The benefits of frequent positive affect: Does happiness lead to success?. Psychological Bulletin, 131(6), 803-855.