000 nam a22 a 4500
999 _c3480
_d3480
001 BD-DhNSU-3480
003 BD-DhNSU
005 20190402105023.0
008 190402s1993 ii ||||g |||| 001 0|eng d
010 _a
020 _a8170406560
040 _aDLC
_cDLC
_dBD-DhNSU
041 _aeng
050 0 0 _aGB1005
_b.I57 1993
082 0 0 _a363.7
_bS252i
100 1 _aSastri, M. N.
245 0 0 _aIntroduction to environment /
_cM. N. Sastri
260 _aDelhi :
_bHimalaya publishing,
_cc1993.
300 _a134p.:figs., ta p. ;
_bill., figs., tabs. ;
_c23 cm.
650 0 _aEnvironment
942 _2lcc
_cBK