TY - BOOK AU - Creemers,Bert P.M.ed AU - Peters,Tony,ed ED - International congress for school effectiveness. TI - School effectiveness and school improvement SN - 902651008X PY - 1989/// CY - Amsterdam PB - Swets & Zeitlinger BV KW - School improvement programs KW - Congresses KW - Schools KW - Evaluation KW - lcsh KW - Education and state N1 - Open access ER -