000 00430cam a2200169ua 4500
003 OSt
008 250823b |||||||| |||| 00| 0 eng d
041 _aeng
082 _a628
_bKAM/EN
100 _aKamala, A.
_97757
245 _aEnvironmental engineering /
250 _a1 /
260 _aNew Delhi :
_bTata Mc-Graw Hill Publishing Company ,
_c1989.
300 _a271 ; .
700 1 _aKanthrao, D L .
_97758
942 _cBK
999 _c10115
_d10115