Pearl, J., & Mackenzie, D. (2018). The book of why: The new science of cause and effect (First edition.). Basic Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPearl, Judea, और Dana Mackenzie. The Book of Why: The New Science of Cause and Effect. First edition. New York: Basic Books, 2018.
एमएलए (9वां संस्करण) प्रशस्ति पत्रPearl, Judea, और Dana Mackenzie. The Book of Why: The New Science of Cause and Effect. First edition. Basic Books, 2018.
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