000 00536nam a2200217Ia 4500
005 20250220125351.0
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020 _a9788120338944
_c295
040 _aMAIN
041 _aEnglish
082 _a577
_bRAN
100 _aRana, S. V.S.
245 _aEssentials of ecology and environmental science
250 _a4th ed.
260 _aNew Delhi
_bPHI Learning
_c2009
300 _axv,568p.
650 _aBiology
650 _aEcology
650 _aEnvironmental Science
942 _cBK
999 _c28877
_d28877