000 00310nam a22001337a 4500
020 _a9788173197970
100 _aBaldev Raj
245 _aPractical Non Destructive Testing
250 _a3rd
260 _aNew
_bNew Delhi
_c2017
300 _axvi+211
700 _aJayakumar T &
_aThavasimuthu M
942 _cBK
999 _c59299
_d59299