Cite

Grasses, Horsetails Reeds

MLA

Erdoes, Richard, 1912-2008. Grasses, Horsetails Reeds. Box 85 | New Mexico Nature, Flora. 1972-1991, undated. https://collections.library.yale.edu/catalog/2105802.

APA, 6th edition

Erdoes, Richard, 1912-2008. (["Box 85 | New Mexico Nature, Flora"])(1972-1991, undated)[Grasses, Horsetails Reeds]. https://collections.library.yale.edu/catalog/2105802.