Campbell, J., Kyriakides, L., Muijs, D., & Robinson, W. (2004). Assessing teacher effectiveness: Developing a differentiated model. RoutledgeFalmer.
Lua i Stíl Chicago (17ú heag.)Campbell, Jim, Leonidas Kyriakides, Daniel Muijs, agus Wendy Robinson. Assessing Teacher Effectiveness: Developing a Differentiated Model. London : New York: RoutledgeFalmer, 2004.
Lua MLA (8ú heag.)Campbell, Jim, et al. Assessing Teacher Effectiveness: Developing a Differentiated Model. RoutledgeFalmer, 2004.
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