GEORGE D. CLAYTON <br/><br/>
PATTYs INDUSTRIAL HYGIENE AND TOXICOLOGY 

 - NEW YORK  JOHN WILEY& SONS  1993 
 - XVI,931p',ill 
<br/><br/><label>ISBN: </label>0471547247 
<br/><br/><label>LC Class. No.: </label>RC967P37 1991