1. O holy Lord Collection: Music and Performing Arts Library: Choral Reference (MUXCAT_CHO) Contributers: Tschaikovsky, P. (composer) and Manten, Eric (arranger) Format: Vocal Score Publication Date: unknown Location: Music and Performing Arts Library, University of Illinois at Urbana-Champaign
2. Ukranian bell carol Collection: Music and Performing Arts Library: Choral Reference (MUXCAT_CHO) Contributers: Leontovich, Mykola (composer) and Ehret, Walter (arranger) Format: Vocal Score Publication Date: unknown Location: Music and Performing Arts Library, University of Illinois at Urbana-Champaign