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999 _c8549
_d8549
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008 180712s9999 xx 000 0 und d
020 _a316354341
082 _a616.855
_bHEG
_223
100 _aHEGDE, M. N.
245 _aClinical research in communicative disorders: principles and strategies /
_c[by] M. N. Hegde
260 _aBoston
_bA College-Hill pub.
_c1987
300 _a451 p.
500 _aIncludes appendix , references & index.
650 _aCommunication disorder
942 _cS