000			00301nam a2200133Ia 4500
008			150502s9999||||xx |||||||||||||| ||und||
082			_a628.5 R.
100			_aR. S. Ambast
245			_aEnvironment & Pollution
250			_a2001
300			_a628.5 R.
600			_aEngineering
942			_2ddc _cBK
999			_c11190 _d11190