Duncano, Danilo A. Philippine taxation handbook (A simplified course) / Danilo A. Duncano - 4th ed. - Mandaluyong City: National Bookstore, c2010. - 374p. ISBN: 971-08-6947-7 Subjects--Topical Terms: Taxation - Philippines - Handbooks, manuals, etc. Dewey Class. No.: Fil. 336.2009599 D912 2010