Hernes, Gudmund Organization of ministries of educatio / Gudmund Hernes; Gabriele Göttelmann-Duret; Estelle Zadra; Edited by Yasmin Haq. - Paris : UNESCO; International Institute for Educational Planning, 2002. - 148 p. - Policy forum; 13 . IIEP Observation Programme ISBN: 928031226X No. de Clasificación Universal Decimal: 354.32 (100) =20 "2002" HER No.13.