Chemistry:  elements and compounds. 
edited by Anil R. Tomar & Pallabi B. Tomar. 
 - 32p.: col. ill.   29cm. - (Pegasus Encyclopedia Library). 
<br/><br/><label>ISBN: </label>978-81-319-1254-6 
<br/><br/><label>Dewey Class. No.: </label>540 C517 2000?