Perera, Ruwandika, and Tanya Hathaway. 2017. “PRINCIPALS AND TEACHERS PERCEPTIONS ABOUT THE IMPACT OF SCHOOL CONDITIONS ON EARLY ADOLESCENTS’ MOTIVATION AND ENGAGEMENT IN LEARNING AND THEIR MOTIVATING PRACTICES (IN LOW SOCIO-ECONOMIC DISTRICTS IN SRI LANKA)”. PEOPLE: International Journal of Social Sciences 3 (1):288-306. https://doi.org/10.20319/pijss.2017.31.288306.