Cook, L. (2013). The mushroom hunters: On the trail of an underground America (First edition.). Ballantine Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCook, Langdon. The Mushroom Hunters: On the Trail of an Underground America. First edition. New York: Ballantine Books, 2013.
एमएलए (8वां संस्करण) प्रशस्ति पत्रCook, Langdon. The Mushroom Hunters: On the Trail of an Underground America. First edition. Ballantine Books, 2013.
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