Study conducted at the University of Western Ontario explored whether use of keywords of an online catalog would be a satisfactory alternative to self cross referencing for locating variant subject heading forms. Random comparison of machine readable cataloging with Library of Congress authorities demonstrated the desirability of cross reference…

Describes a study that examined four sources of LC-MARC cataloging records (a CD-ROM version available through Bibliofile, an online version from DIALOG, and two bibliographic utilities, OCLC and the Research Libraries Information Network) to determine the extent to which exact and/or helpful cataloging is present in each. (two references) (CLB)