000 00308nam a2200133Ia 4500
008 230401s2017 xx 000 0 eng d
082 _a617.8
100 _aK D sharma
245 0 _aElements of Hearing Impairment
250 _aSecond
260 _bKanishka(delhi)
_c2017
300 _a248
942 _2ddc
_cMED
999 _c2582
_d2582