000 nam a22 7a 4500
999 _c1329
_d1329
003 OSt
005 20180606164034.0
008 180606b xxu||||| |||| 00| 0 eng d
020 _a02548305
082 _a631
_bSIN
100 _aSingh, Alam
245 _aEnvironmental Engineering /
_cEditor by Alam Singh.
260 _aDelhi :
_bInternational Book Traders ;
_c1984.
300 _a248 p.,
_c24 cm.
942 _2ddc
_cBK