APA引文

 Solo''rzano, H. S. (2015).  Northstar 3: Listening & Speaking.  Pearson Education.

Trích dẫn kiểu Chicago

 Solo''rzano, Helen S.  Northstar 3: Listening & Speaking.  Pearson Education, 2015.

MLA引文

 Solo''rzano, Helen S.  Northstar 3: Listening & Speaking.  Pearson Education, 2015.

警告：這些引文格式不一定是100％准確.