Donahue, P.L., Voelkl, K.E., Campbell, J.R., & Mazzeo, J. (1999, March). NAEP 1998 reading report card for the nation and states. Washington, DC: Department of Education.
A summary of this report and the text of the full report are available at http://nces.ed.gov/nationsreportcard/pubs/main1998/1999500.shtml.