000 00315nam a2200145Ia 4500
008 221121s9999 xx 000 0 und d
041 _aENGLISH
082 _bMAN
100 _aMANIVANNAN,M
245 0 _aHEARING IMPAIRMENT
260 _bAPH PUBLICATION
300 _a151
650 _aPEDAGOGY
942 _cREF
999 _c177652
_d177652