Swarup, R., Mishra, S.N. and Jauhari, V.P. <br/><br/>
Encyclopaedia of ecology , environment and pollution control  environmental air and water analysis 

 - New Delhi  Mittal publications  1992 
 - 311p.  V.17 
<br/><br/><label>ISBN: </label>8170993776  465 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology & environment-encyclopaedia<br/>Encyclopaedia
<br/><br/><label>Dewey Class. No.: </label>577.03  / SWA