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National Research Council (U.S.). Commission on Behavioral and Social Sciences and Education. Board on Testing and Assessment, National Research Council (U.S.). Commission on Behavioral and Social Sciences and Education, Inc ebrary, Lee J. Cronbach, Norman M. Bradburn, and Daniel G. Horvitz. A Valedictory: Reflections on 60 Years in Educational Testing. Washington, D.C.: National Academy Press, 1995.

National Research Council (U.S.). Commission on Behavioral and Social Sciences and Education. Board on Testing and Assessment, et al. A Valedictory: Reflections on 60 Years in Educational Testing. National Academy Press, 1995.