?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aufirst=Valerie&rft.aulast=Horton&rft.au=Horton%2C+Valerie&rft.title=Whither+Library+Consortia%3F+Threats+and+Opportunities+for+Library+Consortia&rft.date=29+October+2013&rft.genre=proceeding