Mayan ruins at Palenque, n.d

Chicago citation style
Mayan ruins at Palenque, n.d. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/ic/id/390. (Accessed October 21, 2018.)
APA citation style
Mayan ruins at Palenque, n.d. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/ic/id/390
MLA citation style
Retrieved from the Digital Public Library of America <http://cdm16786.contentdm.oclc.org/cdm/ref/collection/ic/id/390>.
Note: These citations are programmatically generated and may be incomplete.