Ballard, Barbara, <br/><br/>
Designing the mobile user experience / 
Barbara Ballard 
 - 243 pages :  illustrations ;  24 cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9780470033616 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mobile communication systems