?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.au=Greenberg%2C+Daniel&rft.aulast=Greenberg&rft.aufirst=Daniel&rft.date=October+2021&rft.title=Ex+Libris%E2%80%99+CDL+Strategy&rft.genre=proceeding