홈 / 책 찾기 / 판 고르기
판 3개, 최신 판부터
Library & Information Statistics Unit (LISU), 1995, 무선(페이퍼백), ISBN 9780948848780
Library and Information Statistics Unit, Department of Information and Library Studies, Loughborough University, 1994, ISBN 9780948848650
Library and Information Statistics Unit, Department of Information and Library Studies, Loughborough University, 1993, ISBN 9780948848575