Piano Duet Play-Along Volume 23. By Cole Porter. Piano Duet Play-Along. Softcover with CD. 88 pages. Published by Hal Leonard.

(Hal Leonard Student Piano Library Popular Songs Series Intermediate 1 Piano, 4 Hands). By Various. Arranged by Jeremy Siskind. For Piano/Keyboard, 1 Piano, 4 Hands. Educational Piano Library. Intermediate. Softcover. 48 pages. Published by Hal Leonard

(14 Jazzy Pieces With a CD of Performances and Accompaniments 1 Piano, 4 Hands). By Anton Diabelli (1781-1858). Arranged by Uwe Korn. Piano. Softcover with CD. 40 pages. Schott Music #ED20718. Published by Schott Music

Hal Leonard Student Piano Library Popular Songs Series Intermediate 1 Piano, 4 Hands. Composed by Various. Arranged by Jeremy Siskind. Educational Piano Library. Softcover. 48 pages. Published by Hal Leonard

8 Arrangements for 1 Piano, 4 Hands. By Various. Arranged by Jeremy Siskind. Educational Piano Library. Duet, Pop, Funk. Softcover. 56 pages. Published by Hal Leonard (HL.224734).

By Jon George. For Piano. Piano Duet (One Piano, Four Hands). Level: Late Elementary / Early Intermediate (grade 2/3). Book. 16 pages. Published by Alfred Publishing.