@book{ BA24335120,
 author = "Lenning, Oscar T. and Sauer, Ken and Beal, Philip E. and ERIC Clearinghouse on Higher Education",
 title = "Student Retention strategies",
 publisher = "American Association for Higher Education",
 year = "1980",
 series = "AAHE-ERIC/higher education research report",
 number = "1980, no. 8",
 URL = "https://ci.nii.ac.jp/ncid/BA24335120"
}
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