Translation: 12 Easy Variations in D, Op. 40, No. 1. Piano sheet music. 1904-1987. Edited by Johnson. Modern.
Translation: Variations. Piano Method sheet music. Piano Solo sheet music. Edited by Leo Podolsky, June Davidson, and Ardella Schaub.
Translation: Heller -- Curious Story, Op. 138, No. 9. Kabalevsky - Four Rondos, Op. 60. No. 1, March.
Translation: Easy Variations, Op. 40. Easy Variations on a Russian Folk Song, Op. 51.
