Παραπομπή σε μορφή APA (7η εκδ.)

Herz, S. (2014). Green power already out of breath? why do German consumers not switch to green electricity? Anchor Academic Publishing.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Herz, Sarah. Green Power Already Out of Breath? Why Do German Consumers Not Switch to Green Electricity? Hamburg, Germany: Anchor Academic Publishing, 2014.

Παραπομπή σε μορφή MLA (9th εκδ.)

Herz, Sarah. Green Power Already Out of Breath? Why Do German Consumers Not Switch to Green Electricity? Anchor Academic Publishing, 2014.