Compendium of methods for the determination of toxic organic compounds in ambient air /  
Williams T. Winberry ... [et al.] 
 - Washington :  Environmental Protection Agency (EPA),  1988 
 - 304 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Monitoreo del aire<br/>Control de Calidad del aire
<br/><br/><label>Dewey Class. No.: </label>614.71 U58c