APA (7e ed.) Bronvermelding

Viray, J. (2007). Philippines tops in managing environment concerns. Manila Times.

Chicago (17e ed.) Bronvermelding

Viray, Jayjay. "Philippines Tops in Managing Environment Concerns." Manila Times 2007.

MLA (9e ed.) Bronvermelding

Viray, Jayjay. "Philippines Tops in Managing Environment Concerns." Manila Times, 2007.

Let op: Deze citaties zijn niet altijd 100% accuraat.