(Studies for Piano Duet Musical Expeditions Series). By Various. Edited by ́gnes Lakos. EMB. Softcover. 52 pages. Editio Musica Budapest #Z14703. Published by Editio Musica Budapest

(A Graded Collection of Teacher-Student Piano Duets by Master Composers). Edited by Gayle Kowalchyk, E. L. Lancaster, and Jane Magrath. For Piano. Book; Duet or Duo; Graded Standard Repertoire; Masterworks; Piano Duet (1 Piano, 4 Hands). Alfred Masterwork Edition: Masterwork Classics Duets. Masterwork. Early Intermediate; Intermediate. Published by Alfred Music Publishing