Argument sources are the work of other scholars, commentators, etc. who have studied the same question you (the researcher) are studying. These can be people making arguments with which you either agree or disagree.
Search more than 13,300 periodicals, including full text for nearly 7,300 peer-reviewed journals. It features a mix of interdisciplinary scholarly journals, magazines, newspapers and books.
From business and political science to literature and psychology, ProQuest Research Library provides one-stop access to a wide range of popular academic subjects. The database includes more than 4,000 titlesnearly 2,800 in full textfrom 1971 forward. It features a highly-respected, diversified mix of scholarly journals, trade publications, magazines, and newspapers.