Cite

"Chichen-Itza"

MLA

Erdoes, Richard, 1912-2008. "Chichen-Itza". Box 44. 1980, undated. https://collections.library.yale.edu/catalog/10254026.

APA, 6th edition

Erdoes, Richard, 1912-2008. (["Box 44"])(1980, undated)["Chichen-Itza"]. https://collections.library.yale.edu/catalog/10254026.