1. State of the Art in Selective Dissemination of Information
2. American Chemical Society. Committee on Corporation Associates. Subcommittee on the Economics of Chemical Information. Cost Effectiveness of Information Systems. Washington, DC: American Chemical Society; 1969.
3. “Information gathering patterns and creativity; a study of research chemists in an industrial research laboratory.” Doctoral dissertation, Columbia University, 1957, unpublished.
4. Personal communications with librarians actively engaged in profile development.