Ejercicio U para Metales. Brass ensemble, Beginning level. Score & parts sheet music. Arrangement for Trombone, Trumpet and Horn. By Laura C. Quijada Ortíz
By Konrad Ragossnig and José Ferrer, for Guitar, style Classical and Romantic
By William Ortiz
By Alejandro Anton Camara, for Tuba, Trombone and Trumpet
By Yuri Braga and Henry Eccles, for Double Bass and Bass, style Baroque
By Stephen Hamlin, style Stage & Screen
By Mongo Santamaria, for Piano, style Jazz and Latin