a research assignment requires you to use at least five sources. the sources can be from any year, but they all have to be peer-reviewed articles. so far, you have found one useful article by the author m.n. oh, published in a peer-reviewed journal. if the following sources all cover your research topic, which are relevant for the assignment?
What are the following sources that you are referring to? Please provide more information about these sources so that I can assist you better in determining their relevance to your research assignment.