Blindenbacher,Raoul. The black box of governmental learning: The learning spiral- A concept to organize learning in Governments/ Raoul Blindenbacher. - Washington D.C. c2010. - xx,183p.: ill.,tables. 23cm. English. pbk. ISBN: 9780821384534 Subjects--Topical Terms: international conference Dewey Class. No.: 352 BLI-T P.SCI 78120