Classification for information retrieval : papers presented at an intensive course held in September 1967 at the School of Librarianship, Liverpool College of Commerce / edited by K. G. B. Bakewell. Bakewell, K. G. B. Liverpool School of Librarianship. Classification Books. Z696 .C553 1968c 025.46 BAC 20 Includes bibliographical references. Melbourne : Cheshire, 1968. 1968. 1968 Text 100 p. ; eng