000			00514nam a2200193 4500
245			_aEcology _cby A. Mackenzie, A.S. Ball and S.R. Virdee
100			_aMackenzie, A.
710			_aBall, A.S.
710			_aVirdee, S.R.
260			_aNew Delhi _bViva Books _cc1999
300			_ax, 321p.: ill.; 25cm.-
490			_aInstant notes series
500			_aLibrary has 2nd ed. also
020			_a8176490369
082			_a574.5 _bMAC
650			_aEcology
650			_aBalance of nature
650			_aEnvironment
999			_c62468 _d62468