TY - BOOK AU - Lenning, Oscar T. AU - Tinto, Vincent TI - Powerful learning communities : a guide to developing student, faculty, and professional learning communities to improve student success and organizational effectiveness PB - Stylus PY - 2013 EP - xv, 354 p. UR - https://ci.nii.ac.jp/ncid/BB13224227 SN - 9781579225803 ER -