Enviro spectra :  journal of the society for envionmental protection / 
SEPER 
 - Vol 1 No 1  
 - Guwahati :  SEPER,  2006. 
 - 140 p. ;  ill. :  26 cm. 
<br/><br/>It includes bibliographical information 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental science<br/>Tree
<br/><br/><label>Dewey Class. No.: </label>581  / ENV