Hoffman, L. (2009). Numbers and Types of Public Elementary and Secondary Schools From the Common Core of Data: School Year 2007–08 (NCES 2010-305). U.S. Department of Education. Washington, DC: National Center for Education Statistics, Institute of Education Sciences. Retrieved March 19, 2010 from http://nces.ed.gov/pubsearch/pubsinfo.asp?pubid=2010305.
Sable, J., and Noel, A. (2009). Public Elementary and Secondary School Student Enrollment and Staff Counts From the Common Core of Data: School Year 2007–08 (NCES 2010-309). U.S. Department of Education. Washington, DC: National Center for Education Statistics, Institute of Education Sciences. Retrieved March 19, 2010, from http://nces.ed.gov/pubsearch/pubsinfo.asp?pubid=2010309.
Stillwell, R (2009). Public School Graduates and Dropouts From the Common Core of Data: School Year 2006–07 (NCES 2010-313). ). U.S. Department of Education. Washington, DC: National Center for Education Statistics, Institute of Education Sciences. Retrieved March 19, 2010, from http://nces.ed.gov/pubsearch/pubsinfo.asp?pubid=2010313.
Data files for school, agency, and state universe surveys may be found on the CCD Data Files page of the CCD website at http://nces.ed.gov/ccd/ccddata.asp.