?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.au=Cochenour%2C+Donnice&rft.aulast=Cochenour&rft.aufirst=Donnice&rft.date=6+June+2007&rft.title=+Impact+of+MARCit!+Records+on+Usage+of+Aggregator+Content&rft.genre=proceeding