Double Bass Scales & Arpeggios, ABRSM Grades 1-5 : from 2012。售價 HK$75，可預訂。This new edition contains all the scales and arpeggios required for ABRSM's Grades 1-5 Double Bass exams. Contains all scales and arpeggios for the revised syllabus from 2012, with bowing patterns and suggested fingerin…