O'Rourke, P. (1994). All the trouble in the world: The lighter side of overpopulation, famine, ecological disaster, ethnic hatred, plague, and poverty. Atlantic Monthly Press.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিO'Rourke, P.J. All the Trouble in the World: The Lighter Side of Overpopulation, Famine, Ecological Disaster, Ethnic Hatred, Plague, and Poverty. New York: Atlantic Monthly Press, 1994.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিO'Rourke, P.J. All the Trouble in the World: The Lighter Side of Overpopulation, Famine, Ecological Disaster, Ethnic Hatred, Plague, and Poverty. Atlantic Monthly Press, 1994.
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