TY - BOOK AU - Kenneth N. Ross and Lars Mählck. TI - Planning the quality of education: the collection and use of data for informed decision-making SN - 9280311395 (limp-bound ed.) AV - LB1027 P65 PY - 1990/// CY - .Paris, France : Unesco PB - International Institute for Educational Planning ; Oxford, England : Pergamon, ER -