Consider using one of the library databases for peer reviewed journal articles?
Because peer reviewed journal articles are researched and written by professionals in each academic field. This written research is then evaluated by the editorial boards of professional journals. The editorial boards are made up by professionals in the field, thus giving a stamp of approval by a jury of peers to the research.
If you use sources that are peer reviewed, this will show that you have selected content that has been accepted as scholarly and worthy of publication rather than just a news or opinion source.
Below shows getting into the multi-disciplinary database - Ebsco. Multi-disciplinary means that it covers many professional fields.
...Just two more things before you scroll down! Consider using the thesaurus to help you paraphrase. AND Consider using Zotero to help generate a proper citation for the sources you use and quote! These very helpful sources are found in the Green Tabs above.
Now, Scroll down to use Ebsco...
FIRST: Select EBSCO from the Database List on the Saint Leo Library Homepage, THEN, SECOND...