WMO operations manual for sampling and analysis techniques for chemical constituents in air and precipitation / 
World Meteorological Organization. 
 - Geneva :  Secretariat of the World Meteorological Organization,  1974. 
 - 23 p. :  il. , tablas ;  28 cm. 
 - WMO [publications] ;   no. 299 .
 - WMO (Series) ;  no. 299. .
<br/><br/>Includes bibliographies. 
<br/><br/>pt. 1. The minimum programme at regional air-pollution stations -- pt. 2. Guidelines for baseline stations and regional stations with extended programmes. 
<br/><br/><br/>Ingles 
<br/><br/><label>ISBN: </label>9263102996 
<br/><br/><label>LCCN: </label>77379877  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Meteorology--Observers' manuals.<br/>Air--Pollution--Measurement.<br/>Precipitation (Meteorology)--Measurement.<br/>Atmospheric chemistry--Observers' manuals.
<br/><br/><label>LC Class. No.: </label>QC871.4 QC851  / .W6445 no. 299 1974 
<br/><br/><label>Dewey Class. No.: </label>363.7392