MLA

Chekhonin, Sergei Vasil'evich, 1878-1936, Manufacture de porcelaine de l'Etat de Leningrad, Matveev, Aleksandr Terent'evich, 1878-1960. Plat (porcelaine). Undated. https://collections.library.yale.edu/catalog/2077220.

APA, 6th edition

Chekhonin, Sergei Vasil'evich, 1878-1936, & Manufacture de porcelaine de l'Etat de Leningrad, & Matveev, Aleksandr Terent'evich, 1878-1960. (Undated)[Plat (porcelaine)]. https://collections.library.yale.edu/catalog/2077220.