Dreyfuss, Henry <br/><br/>
Symbol sourcebook :  An authoritative guide to international graphic symbols / 
Henry Dreyfuss. 
 - New York :  Van Nostrand Reinhold,  1984. 
 - 292 p. :  ill. ;  28 cm. 
<br/><br/> Includes index 
<br/><br/>Bibliography: p. 252-267. 
<br/><br/><label>ISBN: </label>0442218060 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Signs and symbols