5Luthans, F., Avolio, B. J., Avey, J. B., Norman, S. M.. Positive Psychological Capital: Measurement and Relationship with Performance and Satisfaction. Personnel Psychology, 2007, 34: 65-71.
6Williams, L. J., Anderson, S. E.. Job Satisfaction and Organizational Commitment as Predictors of Organizational Citizenship and In-role Behaviors, Journal of Management, 1991, 17(3): 601-617.
7S. B. MacKenzie, Podskoff, P. M.. Organizational Citizenship Behavior and Sales Unit Effectiveness, Journal of Marketing Research, 1994, 8: 351-363.
8Baron, R. M., Kenny, D. A.. The Moderator-mediator Variable Distinction in Social Psychological Research: Conceptual, Strategic, and Statistical Considerations. Journal of Personality & Social Psychology, 1986, 51: 1173-1182.
9Kenny, D. A., Kashy, D. A., Bolger, N.. Data Analysis in Social Psychology. In D. T. Gilbert, S. T. Fiske, & G. Lindzey Handbook of Social Psychology, 4th Edition (pp. 233-265). New York: McGraw-hill, 1998.
10Preacher, K. J., Hayes, A. F.. SPSS and SAS Procedures for Estimating Indirect Effects in Simple Mediation Models. Behavior Research Methods, Instruments, & Computers, 2004, 36(4): 717-731.
