Monument Valley Petroglyphs
MLA
Erdoes, Richard, 1912-2008. Monument Valley Petroglyphs. Box 56 | Arizona, Utah Petroglyphs Quaray [Quarry], My Indian Film Strip Art New Glyphs. 1975-1986, undated. https://collections.library.yale.edu/catalog/2084928.
APA, 6th edition
Erdoes, Richard, 1912-2008. (["Box 56 | Arizona, Utah Petroglyphs Quaray [Quarry], My Indian Film Strip Art New Glyphs"])(1975-1986, undated)[Monument Valley Petroglyphs]. https://collections.library.yale.edu/catalog/2084928.