00478nam a22001337a 4500008004100000040005500041080001800096245010400114260005900218300001000277650002400287653001200311700002100323230331b        |||||||| |||| 00| 0 eng d  aNational Science LibrarycNational Science Library  aD 778.14(063)  aProceedings of twenty second annual conference and expositionc/ The National Microfilm Association  aMaryland: bThe National Microfilm Association, c1973  a333p.  aInformation science  aMeeting  aMass, Rita (Ed.)