?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Samuel%2C+R&rft.aufirst=R&rft.aulast=Samuel&rft.issn=1939-2176&rft.date=12+September+2019&rft.title=Journal+of+Educational+Psychology&rft.atitle=Negative+Life+Events%2C+Self-Efficacy%2C+and+Social+Support%3A+Risk+and+Protective+Factors+for+School+Dropout+Intentions+and+Dropout&rft.genre=article