Original: Studies for clarinet, Vol. 1. - Preface Sheet Music by Jesús Rodríguez Picó. Jesús Rodríguez Picó. Elementary level. Legacy.
Oversettelse: Studier for klarinett, Vol. 1. - Forord noter av Jesús Rodríguez Picó. Jesus Rodriguez Pico. Elementært nivå. Forord.