000 00303nam a2200133Ia 4500
008 220407s9999 xx 000 0 und d
041 _aeng
082 _a651.7
_breu/com
100 _aray, ruben
_9430623
245 _acommunication today
250 _a1
260 _b hph
300 _a467 p; 20 cmsp
999 _c312270
_d312270