000 00451nam a2200169Ia 4500
008 240311s9999||||xx |||||||||||||| ||und||
020 _a978-93-837-4600-2
040 _aMAIN
082 _a574.5
_bSIN
100 _aJ.S.SINGH
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245 0 _aECOLOGY, ENVIRONMENT AND CONVERSATION
260 _aNEW DELHI
_bS.CHAND PUBLICATION
_c2018
300 _a929
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_c23.5CM
700 _aS.P. SINGH
_911928
700 _aS.R. GUPTA
_915809
942 _cBK
999 _c24213
_d24213