5[3]Maslach,C.& Leiter,M.P..The truth about burnout.San Francisco:Jossey-Bass,1997.
6[4]Maslach,C.,Schaufeli,W.B.,& Leiter,M.P.Job burnout.Annual Review of Psychology 2001:52,397-422.
7Freudenberger HJ. Staff burn-out.Journal of Social Issues, 1974,30:159-165.
8Spector,PE, Cooper CL, Aguilar-Vafaie ME. A comparative study of perveived job stressor sources and job strain in American and Iranian managers. Applied Psychology: An International Review,2002,51(3): 446-457.
