Relating to the Technique of the Tongue. Composed by Karl Kroll. Edited by Dieter Kloecker. Arranged by Dieter Klocker. This edition: Saddle stitching. Sheet music. Klarinetten-Bibliothek (Clarinet Library). In 30 Etuden, die Technik der Zunge betreffend werden nicht in stupider Form allgemeine technische Ablaufe wiederholt, sondern wirkliche Probleme detailliert und gezielt behandelt. Classical. 60 pages. Schott Music #KLB50. Published by Schott Music (HL.49011078).