Παραπομπή σε μορφή APA (7η εκδ.)

European Commission. (1999). Open and distance learning in secondary education: E-Hermes project. European Commission.

Παραπομπή σε μορφή Chicago (17η εκδ.)

European Commission. Open and Distance Learning in Secondary Education: E-Hermes Project. [s.n.]: European Commission, 1999.

Παραπομπή σε μορφή MLA (8th εκδ.)

European Commission. Open and Distance Learning in Secondary Education: E-Hermes Project. European Commission, 1999.