Hand phone users survey 2009 :   statistical brief number nine 

 - 35 pages :   colour illustrations ;   30 cm 
<br/><br/><label>ISSN: </label>1823-2523 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Telecommunications - Statistics - Periodicals
<br/><br/><label>Dewey Class. No.: </label>384