Chemistry, Part - 1 

 - 1st /   2009. 
 - Delhi:  N.C.E.R.T.,  2009. 
 - 253p. 
<br/><br/><label>Subjects--Personal Names: </label><br/>Chemistry, Chemistry  &  Allied  Science. 
<br/><br/><label>Dewey Class. No.: </label>540