Cite

Sundance Pine Ridge Parade 1972

MLA

Erdoes, Richard, 1912-2008. Sundance Pine Ridge Parade 1972. Box 67 | Sundances Sioux. 1971-1972, n.d. https://collections.library.yale.edu/catalog/2092406.

APA, 6th edition

Erdoes, Richard, 1912-2008. (["Box 67 | Sundances Sioux"])(1971-1972, n.d)[Sundance Pine Ridge Parade 1972]. https://collections.library.yale.edu/catalog/2092406.