MLA

Noyes, Morgan Phelps, 1891-. 44 lantern slides taken when Noyes was serving with the YMCA in Russia during World War I. 6, item 1-22 | 7, item 23-44. circa 1917-1918. https://collections.library.yale.edu/catalog/33103297.

APA, 6th edition

Noyes, Morgan Phelps, 1891-. (["6, item 1-22 | 7, item 23-44"])(circa 1917-1918)[44 lantern slides taken when Noyes was serving with the YMCA in Russia during World War I]. https://collections.library.yale.edu/catalog/33103297.