Zandberg, I., Lewis, L., & Greene, B. (2008). Technology-based distance education courses for public elementary and secondary school students: 2002-03 and 2004-05. National Center for Education Statistics, Institute of Education Sciences, U.S. Department of Education.
Čikaški stil citiranja (17. izdanje)Zandberg, Izabella, Laurie Lewis, i Bernard Greene. Technology-based Distance Education Courses for Public Elementary and Secondary School Students: 2002-03 and 2004-05. Washington, D.C: National Center for Education Statistics, Institute of Education Sciences, U.S. Department of Education, 2008.
MLA način citiranja (9. izdanje)Zandberg, Izabella, et al. Technology-based Distance Education Courses for Public Elementary and Secondary School Students: 2002-03 and 2004-05. National Center for Education Statistics, Institute of Education Sciences, U.S. Department of Education, 2008.