Duncano, D. A. (2016). National internal revenue code of 1997 as amended: Updated with annotations. Anvil Publishig, Incorporated.
Chicago Style (17th ed.) CitationDuncano, Danilo A. National Internal Revenue Code of 1997 as Amended: Updated with Annotations. Mandaluyong City: Anvil Publishig, Incorporated, 2016.
MLA (9th ed.) CitationDuncano, Danilo A. National Internal Revenue Code of 1997 as Amended: Updated with Annotations. Anvil Publishig, Incorporated, 2016.
Warning: These citations may not always be 100% accurate.