REFERENCES (Harvard citation style):
Battistich, V., Solomon, D., Kim, D., Watson, M. and Schaps, E. (1995). Schools as Communities, Poverty Levels of Student Populations, and Students' Attitudes, Motives, and Performance: A Multilevel Analysis. American Educational Research Journal, 32(3), p.627.
Boyd, D., Lankford, H., Loeb, S., Rockoff, J. and Wyckoff, J. (2008). The narrowing gap in New York City teacher qualifications and its implications for student achievement in high-poverty schools. Journal of Policy Analysis and Management, 27(4), pp.793-818.
Shernoff, D. (2010). Engagement in After-School Programs as a Predictor of Social Competence and Academic Performance. American Journal of Community Psychology, 45(3-4), pp.325-337.