Παραπομπή σε μορφή APA (7η εκδ.)

International Energy Agency (IEA) & Organisation for Economic Co-operation and Development (OECD). (1992). Energy policies. Czech and Slovak Federal Republic. OECD/IEA.

Παραπομπή σε μορφή Chicago (17η εκδ.)

International Energy Agency (IEA) και Organisation for Economic Co-operation and Development (OECD). Energy Policies. Czech and Slovak Federal Republic. Paris: OECD/IEA, 1992.

Παραπομπή σε μορφή MLA (8th εκδ.)

International Energy Agency (IEA) και Organisation for Economic Co-operation and Development (OECD). Energy Policies. Czech and Slovak Federal Republic. OECD/IEA, 1992.