Eugenio, H. V. (1997). Government eyes 40 percent self-sufficiency in energy. Manila Times.
Chicago (17e ed.) BronvermeldingEugenio, Haidee V. "Government Eyes 40 Percent Self-sufficiency in Energy." Manila Times 1997.
MLA (9e ed.) BronvermeldingEugenio, Haidee V. "Government Eyes 40 Percent Self-sufficiency in Energy." Manila Times, 1997.
Let op: Deze citaties zijn niet altijd 100% accuraat.