Rai, R.K. <br/><br/>
Environmental management /  
R.K.Rai, A.C.Mahapatra& N.P.Goel. 
 - Jaipur :   Rawat Publications ,   1992. 
 - 2v. :   ills ;   24cm .  
<br/><br/>NULL 
<br/><br/><label>ISBN: </label>8170331548  NULL 
<br/><br/><label>Subjects--Index Terms: </label>ENVIRONMENTAL SCIENCE 
<br/><br/><label>Dewey Class. No.: </label>372.357  / RAI/E