Kumar, Arvind <br/><br/>
Biomonitoring of sewage pollution 
by Arvind Kumar 
 - New Delhi  A P H Publishing  2002 
 - 402p. 
<br/><br/><label>ISBN: </label>81 7648 348 6 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental monitoring<br/>Sewage - Environmental aspects
<br/><br/><label>Dewey Class. No.: </label>628.739472  / KUM/B