Air quality guidelines :  global update 2005 

 - Copenhagen, Denmark :  WHO Regional Office for Europe ,  2006. 
 - ix, 484 p. : ill. ,  24 cm. 
<br/><br/> Particulate matter, Ozone, Nitrogen dioxide and Sulphur dioxide. 
<br/><br/>Includes Bibliographical references 
<br/><br/><label>ISBN: </label>9289021926 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Air-- standards<br/>Air pollution-- analysis<br/>Air pollutants-- adverse effects<br/>Air pollution, indoor<br/>Ozone, adverse effects<br/>Nitrogen dioxide-- adverse effects<br/>Sulfur dioxide
<br/><br/><label>National Library of Medicine Call No.: </label>WHO WA 754  / Ai71 2006