Basisübungen for Bassoon, Exercise Book for Bassoon, Basic exercises for bassoon - A guide to effective practising, With exercises on finger technique, articulation, intonation etc., By Georg Klütsch, ISBN 9783795752583, ISMN 9790001134002, publisher's no. ED 9567, Format: 23 x 30.5 cm, 72 Pages, In German and English