Παραπομπή σε μορφή APA (7η εκδ.)

(2002). 2001 - Annual energy review: January 2002. Office for Official Publications of the European Communities.

Παραπομπή σε μορφή Chicago (17η εκδ.)

2001 - Annual Energy Review: January 2002. Luxembourg: Office for Official Publications of the European Communities, 2002.

Παραπομπή σε μορφή MLA (8th εκδ.)

2001 - Annual Energy Review: January 2002. Office for Official Publications of the European Communities, 2002.