000 00365pam a2200157a 44500
008 230515b1 xxu||||| |||| 00| 0 eng d
020 _a1987-01-28
041 _aNULL
082 _a"""620.8
100 _aENVIRONMENTAL ENGINEERING VOL-I (WATER SUPPLY ENGG)
245 _aNULL
250 _aSTAND
260 _aNULL
_bPUNMIA B.C.
_c1
300 _a0
650 _a20
999 _c616567
_d616567