Cita web |autor=Urcid, Javier |año=2005 |title=Zapotec Writing: Knowledge, power, and memory in ancient Oaxaca |url=http://www.famsi.org/zapotecwriting/zapotec_text.pdf |formato=PDF |editorial=Foundation for the Advancement of Mesoamerican Studies, Inc.|Foundation for the Advancement of Mesoamerican Studies (FAMSI), Inc. |fechaacceso=18 de febrero de 2009