MLA

Afanasʹev, Aleksandr Stepanovich, 1817-1875. Sobranīe sochinenīĭ Aleksandra Stepanovicha Afanasʹeva (Chuzhbinskago). t.6. 1890-1892.. https://collections.library.yale.edu/catalog/30053611.

APA, 6th edition

Afanasʹev, Aleksandr Stepanovich, 1817-1875. (["t.6"])(1890-1892.)[Sobranīe sochinenīĭ Aleksandra Stepanovicha Afanasʹeva (Chuzhbinskago)]. https://collections.library.yale.edu/catalog/30053611.