Book review : Public administration in search of a theory of change. By Edoardo Ongaro. Philosophy and public administration : an introduction. Edward Elgar, 2017Kattel, RainerAdministrative culture = Halduskultuur = Административная культура = Verwaltungskultur = Hallintokulttuuri. Vol. 19, no. 12018 / p. 137-139http://halduskultuur.eu/journal/index.php/HKAC/article/view/210