Christophersen, K.-A. ., Elstad, E. ., Solhaug, T. ., & Turmo, A. . (2015). Antecedents of Norwegians Student Teachers’ Campus Time on Task. International Journal of Learning, Teaching and Educational Research, 10(3), 59–78. Retrieved from http://ijlter.myres.net/index.php/ijlter/article/view/1114