Marc Helgesen. (1994). Active listening building - students'book 2: Building skills for understanding. Cambridge, UK: Cambridge university press.
Styl cytowania ChicagoMarc Helgesen. Active Listening Building - Students'book 2: Building Skills for Understanding. Cambridge, UK: Cambridge university press, 1994.
Styl cytowania MLAMarc Helgesen. Active Listening Building - Students'book 2: Building Skills for Understanding. Cambridge, UK: Cambridge university press, 1994.
Uwaga: Te cytaty mogą odróżniać się od wytycznej twojego fakultetu..