000 00370nam a2200157Ia 4500
008 220421s9999||||xx |||||||||||||| ||und||
020 _c250
040 _aET
082 _a621 THA P
100 _aThakur, Preetam
_99864
245 0 _aFiter shop theory
260 _bRoyal Book
_aJalandhar
300 _a1075p.
650 _aMechanical Engineering
_98888
942 _cBK
999 _c63081
_d63081