Trivedi, P R <br/><br/>
Environmental Air Analysis 

 - New Delhi  Akashdeep Publishing House  1992 
 - 179p. 
<br/><br/><label>Subjects--Uniform Titles: </label>--EcologyPost Graduate Reference
<br/><br/><label>Subjects--Topical Terms: </label><br/>Life Sciences--BiologyChemistry
<br/><br/><label>Dewey Class. No.: </label>577.276  / TRI-E