University Museum monograph, no. 49; Quirigua reports, vol. 2. Robert J. Sharer(英语:Robert J. Sharer) (general ed.) 1st, cloth. Philadelphia. PA: University of
9780816041480. TRADITIONS OF CASTE AND CHIEFTAINSHIP AMONG THE MAYA, "Mayan Traditions (页面存档备份,存于互联网档案馆)" The Ancient Maya, By Robert J. Sharer, "Google Books"
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University Press. 2000: 197–249. ISBN 0-521-35165-0. OCLC 33359444. Sharer, Robert J.; with Loa P. Traxler. The Ancient Maya 6th (fully revised). Stanford