@book{66432,
	author = {Weeks, John M. and Sachse, Frauke. and ebrary, Inc.},
	title = {Maya daykeeping},
	publisher = {University Press of Colorado,},
	year = {c2009.},
	series = {Mesoamerican worlds},
	address = {Boulder, Colo. :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10333626}
}