Παραπομπή σε μορφή APA (7η εκδ.)

Lewiner, C. (2010). European Energy Markets Observatory: 2007 and Winter 2007/2008 Data Set Tenth Edition, November 2008. Springer Science+Business Media B.V.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Lewiner, Colette. European Energy Markets Observatory: 2007 and Winter 2007/2008 Data Set Tenth Edition, November 2008. Dordrecht: Springer Science+Business Media B.V, 2010.

Παραπομπή σε μορφή MLA (8th εκδ.)

Lewiner, Colette. European Energy Markets Observatory: 2007 and Winter 2007/2008 Data Set Tenth Edition, November 2008. Springer Science+Business Media B.V, 2010.