Case C-352/12: Order of the Court of 20 June 2013 (reference for a preliminary ruling from the Tribunale Amministrativo Regionale per l'Abruzzo (Italy)) — Consiglio Nazionale degli Ingegneri v Comune di Castelvecchio Subequo and Comune di Barisciano (Article 99 of the Rules of Procedure — Public contracts — Directive 2004/18/EC — Article 1(2)(a) and (d) — Services — Support activities relating to the drawing up of a reconstruction plan for certain parts of the territory of a municipality damaged by an earthquake — Contract concluded between two public entities, one a university — Public entity likely to be classified as an economic operator — Extraordinary circumstances)