1. The CRANFIELD TESTS ON INDEX LANGUAGE DEVICES
2. An Introduction to Computers in Information Science, Scarecrow Press, Metuchen, N.J., 1968.
3. and , Project MEDICO, First Progress Report, Graduate School of Library Service, Rutgers, the State University, New Brunswick, N.J., 1968.
4. Potentialities of Auto-encoding of Scientific Literature, Research Report RC-101, IBM Corporation, Yorktown Heights, 1959.
5. Automatic Indexing: A State-of-the Art Report, National Bureau of Standards Monograph 91, National Bureau of Standards, Washington, D.C., 1965.