String Quartet String Quartet - Level 4 - Digital Download SKU: A0.1082566 Composed by Alberto Testa, Chuck Rio., Pat Boone, Tony Renis, and Zequinha de Abreu. Arranged by Ilia Rusnac. 20th Century,Contemporary,Holiday,Latin,Multicultural,World. Score and parts. 25 pages. Rusilia #686755. Published by Rusilia (A0.1082566). Fun for the audience. Rhythm, pleasure, applause!