APA引文

 English, A. K. (2015).  Northstar 4: Reading & writing.  Pearson Education.

Trích dẫn kiểu Chicago

 English, Andrew K.  Northstar 4: Reading & Writing.  Pearson Education, 2015.

MLA引文

 English, Andrew K.  Northstar 4: Reading & Writing.  Pearson Education, 2015.

警告：這些引文格式不一定是100％准確.