Joshi, Mahesh Kumar <br/><br/>
Environmental chemistry 

 - Lalitpur  Science for development, Nepal  2065 
 - 77 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental chemistry<br/>Water pollution<br/>Atmospheric chemistry
<br/><br/><label>Dewey Class. No.: </label>628  / J78e 2065