Greenspan, A. (2007). Age of turbulence: Adventures in a new world (NA.). Penguin Books.
Chicago Style (17. basım) AtıfGreenspan, Alan. Age of Turbulence: Adventures in a New World. NA. New York: Penguin Books, 2007.
MLA (9th ed.) AtıfGreenspan, Alan. Age of Turbulence: Adventures in a New World. NA. Penguin Books, 2007.
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