El-Khawas, E. (2001). Accreditation in the USA: Origins, developments and future prospects. International Institute for Educational Planning.
Lua i Stíl Chicago (17ú heag.)El-Khawas, Elaine. Accreditation in the USA: Origins, Developments and Future Prospects. Paris: International Institute for Educational Planning, 2001.
Lua MLA (9ú heag.)El-Khawas, Elaine. Accreditation in the USA: Origins, Developments and Future Prospects. International Institute for Educational Planning, 2001.
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