APA (7e ed.) Bronvermelding

De Leon, I. C. (2001). Solid Waste Law signed to Address garbage problem. Manila Bulletin.

Chicago (17e ed.) Bronvermelding

De Leon, Isabel C. "Solid Waste Law Signed to Address Garbage Problem." Manila Bulletin 2001.

MLA (9e ed.) Bronvermelding

De Leon, Isabel C. "Solid Waste Law Signed to Address Garbage Problem." Manila Bulletin, 2001.

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