000			00341nam a22001457a 4500
008			210507b ||||| |||| 00| 0 eng d
020			_a047107943X
041			_aeng
080			_23rd _a574
082			_a574
100			_a9
101			_aMJE
245			_aPatty's Industrial Hygiene and Toxicology _cGeorge D. Clayton
942			_2udc _cBK
999			_c57097 _d57097