what are academic sources for research papers

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Formatting An Essay <h1>Formatting An Essay</h1> <p><img style='clear:both; float:left; padding:10px 10px 10px 0px;border:0px; max-width: 385px;' src='https://oup.silverchair-cdn.com/oup/backfile/Content_public/Journal/oep/Issue/69/4/1/m_oxepap_69_4cover.png?Expires=1571274255%26Signature=Uf96s6KJ0fKpdH23iY6KAHPzPI-sSyUkpSW9zatR2psON99f7cvTRkkQQXE35gAjyVEZwXwN~E2QGt75o0~J8BQg-xtd3H7XIUFBlFtEGPafzDxbMyL4vceHfNe7jWlEbsRlRSyAezZSxVEtWLqlflUS4sGbRhx-q4auTSNdjDlBxB9QAZvuNgQV0KNfIXzJscqB9U84DaOqrJ20QsYRSq-r5wNzHtXaOYNqVApH1GbYWnY1Nsr3dHTrQrfIsmeaPtucMdZFmzPNFtBEaUtsFoquh0~OFf4lp6y27oWxMsVRfEe3ioa7kEIJpoUpLFGtWL~y082M3DkcTE84OAOe~Q__%26Key-Pair-Id=APKAIUCZBIA4LVPAVW3Q'