000 00490nam a22001817a 4500
003 OSt
005 20251121115325.0
008 251121b |||||||| |||| 00| 0 eng d
020 _a978-81-237-1034-1
040 _cNATIONAL BOOK TRUST INDIA
082 _a363.7 MAN
100 _aMANIVASAKAM, N.
_91229
245 _aENVIRONMENTAL POLLUTION.
260 _aNEW DELHI
_bNATIONAL BOOK TRUST INDIA
_c2025
300 _a160
650 _aENVIRONMENTAL POLLUTION.
_91230
942 _2ddc
_cGBK
_n0
999 _c202023
_d202023