00317nam a2200121Ia 4500008004100000020001800041040001500059082002200074100001500096245004000111260003300151300001100184231128s9999    xx            000 0 und d  a9780793553440  aPHSAcPHSA  aCIR 783.2 C744f ?  aJ. Concone 0aFifty lessons for the voice : op. 9  a[New York]bG. Schirmer, Inc  a87  p.