000 00289nam a22001337a 4500
003 BML
020 _a9788174464309
082 _a382.92
_bRAO
100 _aRao , Palle Krishna
245 _aWTO test and cases
260 _aNew Delhi
_bExcel Books
_c2012
300 _a512p.
942 _2ddc
_cBK
999 _c1256
_d1256