Pozdniakov, Vladimir Vasil'evich: "Vozniknoevenie i gibel' partizanskogo otriada Sokolova"
MLA
Gulʹ, Roman, 1896-1986. Pozdniakov, Vladimir Vasil'evich: "Vozniknoevenie i gibel' partizanskogo otriada Sokolova". Box 41, folder 997. n.d.. https://collections.library.yale.edu/catalog/16463647.
APA, 6th edition
Gulʹ, Roman, 1896-1986. (["Box 41, folder 997"])(n.d.)[Pozdniakov, Vladimir Vasil'evich: "Vozniknoevenie i gibel' partizanskogo otriada Sokolova"]. https://collections.library.yale.edu/catalog/16463647.