APA引文

Marc Helgesen. (1994). Active listening building: Skills for understanding (teacher's edition 2). Cambridge, UK: Cambridge Univ. press.

Trích dẫn kiểu Chicago

Marc Helgesen. Active Listening Building: Skills for Understanding (teacher's Edition 2). Cambridge, UK: Cambridge Univ. press, 1994.

MLA引文

Marc Helgesen. Active Listening Building: Skills for Understanding (teacher's Edition 2). Cambridge, UK: Cambridge Univ. press, 1994.

警告：這些引文格式不一定是100％准確.