文献求助，热心人帮忙啦 万分感谢！能有前四篇的任何一篇都很好啊，当然 后面的也需要-经管之家官网！

1 【作者(必填)】M J. Mills, C R. Fleck, A Kozikowski
【文题(必填)】 Positive psychology at work: A conceptual review, state-of-practice assessment, and a look ahead
【年份(必填)】2013
【全文链接或数据库名称(选填)】 http://www.tandfonline.com/doi/abs/10.1080/17439760.2013.776622
2 Luthans, F., C. M. Youssef, et al. (2013). "Meeting the Leadership Challenge of Employee Well-Being Through Relationship PsyCap and Health PsyCap." Journal of Leadership & Organizational Studies 20(1): 118-133.
3 Ardichvili, A. (2011). "Invited reaction: Meta‐analysis of the impact of psychological capital on employee attitudes, behaviors, and performance." Human Resource Development Quarterly 22(2): 153-156.
4 Leadership, climate, psychological capital, commitment, and wellbeing in a non-profit organization
AJ McMurray, A Pirola-Merlo… - Leadership & …, 2010 - emeraldinsight.com
5Rego, A., C. Marques, et al. (2010). "Psychological capital and performance of Portuguese civil servants: exploring neutralizers in the context of an appraisal system." The International Journal of Human Resource Management 21(9): 1531-1552.
6 Avey, J. B., J. L. Nimnicht, et al. (2010). "Two field studies examining the association between positive psychological capital and employee performance." Leadership & Organization Development Journal 31(5): 384-401.
7 Luthans, F., J. B. Avey, et al. (2008). "More evidence on the value of Chinese workers' psychological capital: a potentially unlimited competitive resource?" The International Journal of Human Resource Management 19(5): 818-827.