540<br/>DAS<br/><br/>
2128<br/><br/>
Das, Ranajit <br/><br/>
AN INTRODUCTION TO CHEMISTRY 

. – CALCUTTA :  ORIENTAL BOOK.
<br/><br/>various pagings 
<br/><br/><label>Subjects--Topical Terms: </label><br/>CHEMISTRY
<br/><br/><label>Dewey Class. No.: </label>540  / DAS