000			00407nam a2200157 4500
003			OSt
008			220602b |||||||| |||| 00| 0 eng d
020			_a0851092500
082			_a363.73 _bYAP
100			_aYapp, W.B.
245			_aProduction, pollution, Protection
260			_aLondon: _bWykeham Pub, _c1972.
300			_a183p.; _c22cm
650		0	_aOther social problems and services
942			_2ddc _cLM
999			_c142215 _d142215