?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.au=Naspetti%2C+Dr+Simona&rft.aulast=Naspetti&rft.aufirst=Simona&rft.date=2008&rft.title=Collaborative+relationships+in+the+organic+wheat+supply+chain%3A+a+case+study+on+three+EU+Countries+&rft.genre=proceeding