Two black and white photographic portraits of Korvin-Piotrovskii (Series III)
MLA
Korvin-Piotrovskiĭ, Vladimir Lʹvovich, 1891-1966. Two black and white photographic portraits of Korvin-Piotrovskii (Series III). Box 12, folder 257. undated. https://collections.library.yale.edu/catalog/2068091.
APA, 6th edition
Korvin-Piotrovskiĭ, Vladimir Lʹvovich, 1891-1966. (["Box 12, folder 257"])(undated)[Two black and white photographic portraits of Korvin-Piotrovskii (Series III)]. https://collections.library.yale.edu/catalog/2068091.
