TY - JOUR T1 - Social Comparison and Perceived Breach of Psychological Contract : Their Effects on Burnout in a Multigroup Analysis JF - The Spanish Journal of Psychology. VO - Vol. 10 No. 1 (2007),122-130 10 A1 - Topa Cantisano, Gabriela A2 - Morales Domínguez, José Francisco A2 - Caeiro García, J. Luis UL - http://vufind10-pruebas.sigbunlp.bibliotecas.unlp.edu.ar/Record/dhu.MANI09733 ER -