TY - BOOK AU - Lenning, Oscar T. AU - Sauer, Ken AU - Beal, Philip E. AU - ERIC Clearinghouse on Higher Education TI - Student Retention strategies PB - American Association for Higher Education PY - 1980 T2 - AAHE-ERIC/higher education research report VL - 1980, no. 8 EP - 58 p. UR - https://ci.nii.ac.jp/ncid/BA24335120 ER -