Business Communication 7th Edition by Mary Ellen Guffey ,Dana Loewy

Exercise 17

In each chapter you will find five discussion questions related to the chapter material. Your instructor may assign these topics for you to discuss in class, in an online chat room, or on an online discussion board. Some of the discussion topics may require outside research. You may also be asked to read and respond to postings made by your classmates.
Why is it important for a non-expert on a topic to use professional journals as report sources?