000 00328nam a22001217a 4500
008 180928b xxu||||| |||| 00| 0 eng d
041 _aeng
080 _a616
100 _a9
101 _aPAT
245 _aNon-vocal communication techniques and aids for the severely physically handicapped
_cVanderheiden,G.C
942 _2udc
_cBK
999 _c48641
_d48641