Carlsen, W. (2016). Jungle of stone: The extraordinary journey of John L. Stephens and Frederick Catherwood, and the discovery of the lost civilization of the Maya (First William Morrow paperback edition.). William Morrow, an imprint of HarperCollins Publishers.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCarlsen, William. Jungle of Stone: The Extraordinary Journey of John L. Stephens and Frederick Catherwood, and the Discovery of the Lost Civilization of the Maya. First William Morrow paperback edition. New York, NY: William Morrow, an imprint of HarperCollins Publishers, 2016.
एमएलए (8वां संस्करण) प्रशस्ति पत्रCarlsen, William. Jungle of Stone: The Extraordinary Journey of John L. Stephens and Frederick Catherwood, and the Discovery of the Lost Civilization of the Maya. First William Morrow paperback edition. William Morrow, an imprint of HarperCollins Publishers, 2016.