000			00495nam a2200169Ia 4500
003			NIELib
008			211019s9999||||xx |||||||||||||| ||und||
020			_a0 356 04356 8
082			_a507 _bCOL
100			_aCollis, Margaret _95605
245			_aUsing the environment 3 tackling problems part1 : A Unit for Teachers
260			_bMacdonald educational pub, _c1974. _aLondon :
300			_a88p.; _bCol.ill.; _c23cm
650			_aEnviromental Problems
650			_aScience
942			_2ddc _cLM
999			_c35174 _d35174