Sethi, Inderjeet Kaur <br/><br/>
Modern Dictionary Environment 

 - New Delhi  Discovery  1991 
 - 267p. 
<br/><br/><label>Subjects--Uniform Titles: </label>--EcologyPost Graduate Reference
<br/><br/><label>Subjects--Topical Terms: </label><br/>Life Sciences--BiologyChemistry
<br/><br/><label>Dewey Class. No.: </label>577  / SET-M