Sayer, J. (2003). The science of sustainable development: Local livehoods and the global environment. Cambridge, UK: Cambridge University Press.
Trích dẫn kiểu ChicagoSayer, Jeffrey. The Science of Sustainable Development: Local Livehoods and the Global Environment. Cambridge, UK: Cambridge University Press, 2003.
Deismireacht MLASayer, Jeffrey. The Science of Sustainable Development: Local Livehoods and the Global Environment. Cambridge, UK: Cambridge University Press, 2003.
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