Daniel A. Werning and Wikipedia contributors, "Book of Caverns", version 564217763 (https://en.wikipedia.org/w/index.php?title=Book_of_Caverns&oldid=564217763), in: Wikipedia. The Free Encyclopedia
Abstract
Article review.
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Date: 14 July 2013, 12:29 UTC.
Versions-ID of the page: 564217763.
Published In
Wikipedia. The Free Encyclopedia (https://en.wikipedia.org), San Francisco: Wikimedia Foundation Inc., 2013