Halka, Monica. <br/><br/>
Alkali and alkaline earth metals / 
Monica Halka and Brian Nordstrom. 
 - New York :  Facts on File,  c2010. 
 - xxxv, 172 p. :  ill. (chiefly col.) ; 
 - Periodic table of the elements .
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9780816073696 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Alkalies.<br/>Alkaline earth metals.<br/>Periodic law.
<br/><br/><label>Dewey Class. No.: </label>546/.38 HAL