Emeritus Professor Marie E.S Perera
Emeritus Professor - Department of Humanities Education, faculty of Educations, University of Colombo
Sri Lanka In Vlaardingerbroek &Taylor (eds) Teacher Quality in upper Secondary Science
Chapter 14 Marie Perera (2015) Sri Lanka In Vlaardingerbroek &Taylor (eds) Teacher Quality in upper Secondary Science pps.211 -227. Palgrave Macmilan: USA