APA-referens (7:e uppl.)

Casanova, S. (2003). Napocor to increase use of renewable energy, cites gain in reducing oil consumption. Manila Times.

Chicago-referens (17:e uppl.)

Casanova, Sheryll. "Napocor to Increase Use of Renewable Energy, Cites Gain in Reducing Oil Consumption." Manila Times 2003.

MLA-referens (9:e uppl.)

Casanova, Sheryll. "Napocor to Increase Use of Renewable Energy, Cites Gain in Reducing Oil Consumption." Manila Times, 2003.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.