this research compared ratings of task performance and contextual performance from three different sources: self, peer, and supervisor. participants were service industry employees in the service industries in yogyakarta, indonesia. a sample of 146 employees and 40 supervisors   from the service industries provided ratings of task performance and contextual performance. the results indicated th...

background and purpose: one landmark of adolescence is the increasing value young people place on friendship and relationship with peers.the aim of this study was to determine adolescents and key informants’ perceptions and experiences regarding to importance of peer groups. methods: sixty-seven female adolescents (12–19 years) and 11 key informants, recruited from urban and rural areas from sa...