“…Kent, Lancour, and Daily's Encyclopedia of Library and Information Science (1980) offers a similar perspective (see Figure 2) 7 . Like Katz 8 and Redmond, Sinclair, and Brown, 9 this graphic depiction also incorporates three different means of disseminating new knowledge-nonformal, preliminary, and formal. It too suggests that dissemination occurs through primary literaturethat is, through nonformal, preliminary, and formal means; its surrogation by secondary services and its eventual integration and compaction in reviews, textbooks, and encyclopedias; and its secondary surrogation by tertiary services.…”