00305nam a2200121Ia 4500008004100000082001300041100002300054245002800077260002500105300001300130600002200143650001800165140224s9999    xx            000 0 und d  a659.3 M1  aBergin, Francis J.  aPractical communication  aLondonbPitmanc1981  avi,170p.  aFrancis J. Bergin  aCommunication