000 00560nam a2200217 a 4500
001 000666
003 BD-ChCU
005 20230204155849.0
008 2012 ii b 001 eng
020 _a8121927641
040 _aDLC
_cDLC
_dBD-ChCU
082 0 0 _a628/A252t
_b
100 1 _aAsthana, D.K
_cAsthana, Meera.
245 1 0 _aA textbook of environmental studies.
_c
250 _a2 ed.
260 _aNew Delhi.
_bS.chand.
_c2012.
300 _a355.
504 _aindex: P391-397.Biplio:356-383
650 0 _aEnvironment Studies.Environment.
942 _2ddc
_cBK
999 _c666
_d666