00325nam a2200145Ia 4500008004100000020001500041041001200056082001100068100001600079245002600095250000800121260003500129300000800164650000700172221030s9999 xx 000 0 und d a8131724262 aEnglish a105.23 aJ. Schiller 0aMobile Communications a2nd bPearson EdcuationaDelhic2009 a492 aIT