APA ציטוט

Marc Helgesen. (1994). Active listening building - students'book 2: Building skills for understanding. Cambridge, UK: Cambridge university press.

Trích dẫn kiểu Chicago

Marc Helgesen. Active Listening Building - Students'book 2: Building Skills for Understanding. Cambridge, UK: Cambridge university press, 1994.

ציטוט MLA

Marc Helgesen. Active Listening Building - Students'book 2: Building Skills for Understanding. Cambridge, UK: Cambridge university press, 1994.