000			00340nam a2200145Ia 4500
008			180613s9999||||xx |||||||||||||| ||und||
020			_a3266443
041			_aen
082			_a577
100			_aABBOTT, Geoff.
245		0	_aEcosystems and Human Activity.
260			_aLondon _bCollins Educational _c1994
300			_a192p.
942			_cSR
999			_c73794 _d73794