ESI: Electrical Supply Industries of the World. ABS Energy Research.
Čikaški stil citiranja (17. izdanje)ESI: Electrical Supply Industries of the World. ABS Energy Research.
MLA način citiranja (9. izdanje)ESI: Electrical Supply Industries of the World. ABS Energy Research.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.