000 00473nam a2200169Ia 4500
008 190329s9999||||xx |||||||||||||| ||und||
040 _aNITIL
_cNITIL
082 _221st
_a622.42
_bG977M
100 _aGupta, M L (Ed.)
245 0 _aKhan vayusanchar,surshkha avam paravaran
260 _aDelhi
_bNew Academic Publishers
_c2002
300 _a648p.
650 _aMine Venilation; Environment
700 _aAnjanee Kumar (Ed.)
700 _aPandey, J K (Ed.)
942 _cBKS
999 _c82006
_d82006