Kutty, T.R. Narayanan <br/><br/>
Periodic classification of elements(with historical accounts) 
by T.R. Narayanan Kutty and A.R. Vasudeva Murthy 
 - Delhi  Thomson Press  1975 
 - viii,96p.; 22cm. 
<br/><br/><label>Dewey Class. No.: </label>546.8  / KUT