00459nam a22001217a 4500008004100000040005500041080001800096245010300114260005900217650002400276653001200300700002500312230331b        |||||||| |||| 00| 0 eng d  aNational Science LibrarycNational Science Library  aD 778.14(063)  aProceedings of the seventeenth annual meeting and conventionc/ The National Microfilm Association  aMaryland: bThe National Microfilm Association, c1968  aInformation science  aMeeting  aTate, Vernon D (Ed.)