ulje Information Reguirements Analysis: Definition of user reguirements via inter- views, observation, prototyping, and documentation of existing system. Munro, Malcolm C. and Wand, Yair, "On Empirical MIS Research: The Case of Infor- mation Reguirements Analysis," University of Calgary, Faculty of Management, Research Library, Calgary, Alberta, Canada, Working Paper No. WP-21-79, June 1979, (26 pages). Taggart, William M. Jr., and Tharp, Marvin 0., "Dimensions of Information Re- guirements Analysis," Data Base, (7:1), Summer 1975, pp. 5-13. Taggart, William M. and Tharp, Marvin 0., "A Survey of Information Reguirements Analysis Technigues,'" ACM Computing Surveys, (9:4), December 1977, pp. 273-290.