De Leon, I. C. (2001). Solid Waste Law signed to Address garbage problem. Manila Bulletin.
Style de citation Chicago (17e éd.)De Leon, Isabel C. "Solid Waste Law Signed to Address Garbage Problem." Manila Bulletin 2001.
Style de citation MLA (9e éd.)De Leon, Isabel C. "Solid Waste Law Signed to Address Garbage Problem." Manila Bulletin, 2001.
Attention : ces citations peuvent ne pas être correctes à 100%.