Cite

[No. 1174. Monument Park. A man wears a suit and hat and stands near rock formations in Monument Park (El Paso County), Colorado. Shows eroded sandstone rock formations, brush and trees]

MLA

Jackson, William Henry, 1843-1942. [No. 1174. Monument Park. A man wears a suit and hat and stands near rock formations in Monument Park (El Paso County), Colorado. Shows eroded sandstone rock formations, brush and trees]. Folder 38. 1878-1898. https://collections.library.yale.edu/catalog/2016812.

APA, 6th edition

Jackson, William Henry, 1843-1942. (["Folder 38"])(1878-1898)[[No. 1174. Monument Park. A man wears a suit and hat and stands near rock formations in Monument Park (El Paso County), Colorado. Shows eroded sandstone rock formations, brush and trees]]. https://collections.library.yale.edu/catalog/2016812.