Answered By: Emily Goodspeed
Last Updated: Nov 26, 2023     Views: 33

Sometimes just looking for those words in your search results will find an answer. Some databases tag their results with words like that.

The ProQuest Central database offers these terms as limiters to refine your search. In the big search box "Start Your Research Here," there are limiters under "Material Type." 

You can also read an article, and make conclusions by understanding the differences between facts and opinions.

These pages might help: