Collier, P. (2007) The Bottom Billions. New York : Oxford: Oxford University Press.
2.
Klosterman. R.E. (1997) `Planning Support Systems: A New Perspective on Computer Aided Planning', Journal of Planning Education and Research17(1): 45-54.
3.
Ladurie, E.L. (1977) `Motionless History', Social Science History1(2): 115-36.