000 00541nam a22001817a 4500
005 20160712150107.0
010 _aENG-115393
020 _a9789331321947
_c995.00
035 _aEN-98925
037 _bDBAD/PUB
082 _a333.707
100 _aKrishna Kumar Singh
245 _aText book of environmental science /
_cby Krishna Kumar Singh
260 _aNew Delhi
_bA.P.H. Publishing
_c2014
270 _a4435-36/7,Ansari Road
_bNew Delhi
_e110002
300 _axvi296,p.
_c22cm(Hb)
942 _2ddc
_cEN
_h333.707
_mKRI
999 _c101200
_d101200