Collier, P. (2007). The bottom billion: Why the poorest countries are failing and what can be done about it. Oxford University Press.
Chicago Style (17th ed.) CitationCollier, Paul. The Bottom Billion: Why the Poorest Countries Are Failing and What Can Be Done About It. Oxford ; New York: Oxford University Press, 2007.
MLA (8th ed.) CitationCollier, Paul. The Bottom Billion: Why the Poorest Countries Are Failing and What Can Be Done About It. Oxford University Press, 2007.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.