id author title date pages extension mime words sentence flesch summary cache txt crl-14602 Nolan, Christopher W. The Lean Reference Collection: Improving Functionality Through Selection and Weeding 1991-01-01 13 .pdf application/pdf 7874 455 59 Does the absence of these policies mean that reference collections are not being managed effectively? However, the Biggs' survey strongly suggested that a large number of reference collections are just too large to be used efficiently by librari- ans. cache/crl-14602.pdf txt/crl-14602.txt