The literature of bibliometrics suggests that the results of bibliometric studies can be of practical use in libraries by providing a scientific basis for collection management decisions. Reports on the application of these studies are virtually nonexistent and a number of reasons for this are suggested. (EM)

Describes the cluster system of targeted marketing analysis, which uses geodemographic analysis to develop understanding of communities at the micro level. Characteristics of some types of neighborhoods found in the United States are described and the use of this approach by librarians conducting community analyses is discussed. (CLB)

Discusses the issue of centralization or decentralization of academic library collections, and describes a statistical analysis of book circulation at the University of Southwestern Louisiana that yielded subject area clusters as a compromise solution to the problem. Applications of the cluster model for all types of library catalogs are…