Diefendorff, James M.; Erickson, Rebecca J.; Grandey, Alicia A.; Dahling, Jason J. Emotional display rules as work unit norms: a multilevel analysis of emotional labor among nurses. Journal of Occupational Health Psychology. April 2011, 16 (2): 170–186. ISSN 1939-1307. PMID 21244168. doi:10.1037/a0021725.
Diefendorff, James M.; Erickson, Rebecca J.; Grandey, Alicia A.; Dahling, Jason J. Emotional display rules as work unit norms: a multilevel analysis of emotional labor among nurses. Journal of Occupational Health Psychology. April 2011, 16 (2): 170–186. ISSN 1939-1307. PMID 21244168. doi:10.1037/a0021725.
Diefendorff, James M.; Erickson, Rebecca J.; Grandey, Alicia A.; Dahling, Jason J. Emotional display rules as work unit norms: a multilevel analysis of emotional labor among nurses. Journal of Occupational Health Psychology. April 2011, 16 (2): 170–186. ISSN 1939-1307. PMID 21244168. doi:10.1037/a0021725.