Ampongan, Omar Erasmo G. Income taxation 7/E with tax principles & remedies : (CHED complaint) / Omar Erasmo G. Ampongan. - Naga City : ARTS Review Center, Inc., c2008. - xvi, 501 pages ; 21 centimeter. Subjects--Topical Terms: Income tax.Taxation. Dewey Class. No.: LAW 336.24 Am7i 2008