APA引文

 Hybels, S. (2007).  Communicating effectively.  McGraw-Hill.

Trích dẫn kiểu Chicago

 Hybels, Saundra.  Communicating Effectively.  McGraw-Hill, 2007.

MLA引文

 Hybels, Saundra.  Communicating Effectively.  McGraw-Hill, 2007.

警告：這些引文格式不一定是100％准確.