000 00310nam a22001337a 4500
005 20210601150113.0
008 210601b ||||| |||| 00| 0 eng d
041 _aeng
100 _aAICTE code 219
_924286
245 _aPipes and conducts
260 _aBanglore
_bAICTE
_c1992
300 _a325p.
942 _cBK
999 _c61704
_d61704