際際滷shows by User: gabicain / http://www.slideshare.net/images/logo.gif 際際滷shows by User: gabicain / 際際滷Share feed for 際際滷shows by User: gabicain https://public.slidesharecdn.com/v2/images/profile-picture.png Cheltuielile necesare pentru pastrarea unui client reprezinta 20% din cheltuielile necesare pentru obtinerea altuia.