APA aipamena

Ministry of Mines and energy. (1978). National energy balance. Brasí-lia: Balanco energético nacional.

Chicago Style aipamena

Ministry of Mines and energy. National Energy Balance. Brasí-lia: Balanco energético nacional, 1978.

MLA aipamena

Ministry of Mines and energy. National Energy Balance. Brasí-lia: Balanco energético nacional, 1978.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.