Tohutoro APA (7th ed.)
Smil, V. (2008). Global catastrophes and trends: The next fifty years. MIT Press.
Tohutoru Kātū Chicago (17th ed.)
Smil, Vaclav. Global Catastrophes and Trends: The Next Fifty Years. Cambridge, MA: MIT Press, 2008.
Tohutoro MLA (9th ed.)
Smil, Vaclav. Global Catastrophes and Trends: The Next Fifty Years. MIT Press, 2008.
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