Παραπομπή σε μορφή APA (7η εκδ.)

European Commission. (2009). Make your building smile: Renewable energy in buildings. Executive Agency for Competitiveness and Innovation.

Παραπομπή σε μορφή Chicago (17η εκδ.)

European Commission. Make Your Building Smile: Renewable Energy in Buildings. [Brussels]: Executive Agency for Competitiveness and Innovation, 2009.

Παραπομπή σε μορφή MLA (8th εκδ.)

European Commission. Make Your Building Smile: Renewable Energy in Buildings. Executive Agency for Competitiveness and Innovation, 2009.