000 00683nam a22002297a 4500
008 131127b xxu||||| |||| 00| 0 eng d
020 _a87-7089-101-9
024 _cAvailable
037 _cAvailable
040 _aMBSTU LIBRARY
_dMBSTU LIBRARY
082 _222
_a363.7 SIP
100 _aSingh, H.S.
245 _aPrinciples of environmental conservation.
260 _aIndia
_bInternational Book Dist.
_c1989
300 _a26 cm.
_b273 page
_f1
_g26 cm.
600 _2Environmental problems.
650 _2Environmental problems.
700 _aSingh, H.S.
270 _aIndia
_bIndia
_dIndia
942 _2ddc
_cBK
999 _c891
_d891