GSM :  architecture, protocols and services / 
Jörg Eberspächer ... [et al.] 
 - 3rd ed., English lang. ed. 
 - Chichester, U.K. :  Wiley,  c2009 
 - ix, 326 p. :  ill. ;  25 cm. 
<br/><br/> Prev. ed. catalogued under Jörg Eberspächer, 2001 
<br/><br/>Includes bibliographical references (p. [313]-315) and index 
<br/><br/><label>ISBN: </label>9780470030707 (cloth) 0470030704 (cloth) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Global system for mobile communications