00357nam a2200133Ia 4500008004100000020001500041041001200056082001600068100001800084245008000102260002500182300000800207650000800215221030s9999    xx            000 0 und d  a0070993416  aEnglish  a105.23bHan  aJ. C. Hancock 3aAn Introduction to the Pricniples of Communication Theorycby J. C. Hancock  bTMHaNew Delhic1999  a253  aECE