Cite

Holitscher, Arthur Zetkin, Klara

MLA

McKay, Claude, 1890-1948. Holitscher, Arthur Zetkin, Klara. Box 18, folder 551. [ca. 1923]. https://collections.library.yale.edu/catalog/32447431.

APA, 6th edition

McKay, Claude, 1890-1948. (["Box 18, folder 551"])([ca. 1923])[Holitscher, Arthur Zetkin, Klara]. https://collections.library.yale.edu/catalog/32447431.