Hawley, Chris  . <br/><br/>
Hazardous materials air monitoring and detection devices /  
by Chris Hawley. 
 - Singapore :   Delmar, Thomson Learning ,   2002 
 - ix, 134p :  
<br/><br/><label>ISBN: </label>0-7668-6019-1 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Hazardous substances
<br/><br/><label>Dewey Class. No.: </label>D854(E1981)  / P2