000 00504nam a2200193Ia 4500
005 20250619145124.0
008 250619s9999||||xx |||||||||||||| ||und||
020 _a8185076
_c600
040 _aMAIN
041 _aEnglish
082 _a363.7394
_bPIT
100 _aPitchaiah, P. Sankara and Rao, B. Sambasiva
245 0 _aWater ecology pollution and management
260 _aAllahabad
_b; Chugh
_c, 1991
300 _axii,298p.
650 _aPollution
650 _aWater Pollution
942 _cBK
999 _c121758
_d121758