1. Akhtaruddin, A. (1997). Islam and the environmental crisis. London: Ta Ha Publishers.
2. Bandy, J., & Smith, J. (Eds.). (2005). Coalitions across borders. Oxford: Rowman and Littlefield.
3. Bebbington, A. (2009). Social capital. In R. Kitchin & N. Thrift (Eds.), International encyclopaedia of human geography (pp. 165–170). Amsterdam: Elsevier.
4. Benjamin, G. (1976). The cultural logic of Singapore’s ‘Multiculturalism’. In R. Hassan (Ed.), Singapore: Society in transition (pp. 115–133). Kuala Lumpur: Oxford University Press.
5. Coleman, J. (2000). Social capital in the creation of human capital. In P. Dasgupta & I. Serageldin (Eds.), Social capital: A multifaceted perspective (pp. 13–30). Washington, DC: The World Bank.