AbstractThe purpose of this thesis study was to empirically examine the proposed conceptual framework which investigated the relationship among the proposed predictors: organisational justice, trust, teacher self-efficacy and collective efficacy, and organisational citizenship behaviour in school environment. The targeted respondents were teachers of secondary schools in Perak. Four hundred and eleven teachers were selected as samples by using multi-stage sampling technique. Structural Equation Modeling technique was conducted to test the conceptual framework by adopting Partial Least Square approach. The findings of this study revealed that all predictors were significantly related to organisational citizenship behaviour. Further to this, it was also found that trust played an important mediator to mediate the relationships between organisational justice and organisational citizenship behaviour as well as dimensionality of organisational justice and organisational citizenship behaviour. Conve.....