5Spector, P. ( 1997 ). Job satisfaction. Thousand Oaks, CA: Sage. Copyright @ 1997 by Sage Publications, Inc. Items were taken from the appendix ,pp. 75 - 76. Reprinted by permission of Sage Publications, Inc.
6Chen. Z. X., & Francesco. A. M., (2003). The relationship between the three components of commitment and employee performance in China[ J]. Journal of Vocational Behavior, 62 (3) :490 - 510.