000 00245nam a22001217a 4500
008 171002b xxu||||| |||| 00| 0 eng d
041 _aeng
080 _a37
100 _a47
101 _aEDU
245 _aEXPERCISES
_cLING.M
942 _2udc
_cBK
999 _c31073
_d31073