popular and scholarly sources
Information may be written for a general audience (popular), or for an audience interested in in-depth professional information (scholarly).
Popular and scholarly periodicals are quite easy to distinguish.
a point to check with your teacher: you may be expected to use only scholarly sources in your assignment.
popular periodicals
Popular periodicals are often called magazines. They are designed for general readers and usually have:
scholarly periodicals
Scholarly periodicals have been written by professionals or people studying in the field. Usually, the articles are: