Alhambra, S. C. (2004). Clark airport wants limited 'open skies'. Manila Times.
Chicago (17e ed.) BronvermeldingAlhambra, Sheryll C. "Clark Airport Wants Limited 'Open Skies'." Manila Times 2004.
MLA (9e ed.) BronvermeldingAlhambra, Sheryll C. "Clark Airport Wants Limited 'Open Skies'." Manila Times, 2004.
Let op: Deze citaties zijn niet altijd 100% accuraat.