Mogill, L. (1967). Scale studies for viola: Based on the Hrimaly scale studies for the violin. G. Schirmer, Inc.
Chicago-čujuhus (17. p.)Mogill, Leonard. Scale Studies for Viola: Based on the Hrimaly Scale Studies for the Violin. Milwaukee, WI: G. Schirmer, Inc, 1967.
MLA-čujuhus (9. p.)Mogill, Leonard. Scale Studies for Viola: Based on the Hrimaly Scale Studies for the Violin. G. Schirmer, Inc, 1967.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.