000 00298nam a2200097Ia 4500
008 180820s9999 xx 000 0 und d
050 _aC Fil. 400 V712c 2000
100 _aVillanueva, Perla M./ Aranzaso, Roberta C./ Acurantes, Dolores C.
245 0 _aCompetence in communication part I
942 _cBK
999 _c57334
_d57334