000			00510nam a2200205Ia 4500
005			20240801164227.0
008			200304s9999 xx 000 0 und d
020			_a0-13-331801-x
041			_aen
082			_aMus 784.93 T77F
100			_aTrusler, Ivan _922032
100			_aEhret, Walter _922033
245			_aFunctional lessons in singing:
250			_a2
260			_bPrentice-Hall _aNew Jersey _c1972
300			_a255
650			_aVOZ, CULTIVO DE LA
942			_2ddc
942			_cBK
999			_c809308 _d809308