?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.au=Manoff%2C+Maribeth&rft.aufirst=Maribeth&rft.aulast=Manoff&rft.date=May+2010&rft.title=SFX+Product+Working+Group+update&rft.genre=proceeding