Title: The Slav Anthology: Russian, Polish, Bohemian, Serbian, Croatian, Author: Edna Worthley 1873-1961 Underwood
Title: An Introduction to Ukrainian Dialectology, Author: Salvatore Del Gaudio
Title: Testament to Ruthenian: A Linguistic Analysis of the Smotryc´kyj Variant, Author: Stefan M. Pugh
Title: The Ukrainian Language in the First Half of the Twentieth Century (1900-1941), Author: George Y. Shevelov