Gracia, T. J. H., D. M. N. Zorrilla, M. del R. G. Velazquez, S. D. P. Jimenez, V. G. S. Monjaraz, and A. C. Garcia. “BURNOUT SYNDROME AND ENGAGEMENT, A DESCRIPTIVE STUDY IN PUBLIC SECTOR WORKERS”. European Scientific Journal, ESJ, Vol. 9, no. 23, Aug. 2013, doi:10.19044/esj.2013.v9n23p%p.