De Leon, Hector S. The fundamentals of taxation / Hector S. De Leon - 1988 edition. - Quezon City : Rex Book Store, ©1988. - xxii, 300 pages : illustrations ; 22 cm. ISBN: 9712303160 Subjects--Topical Terms: Taxation--Philippines. Dewey Class. No.: DFil 336.2599 / D37 1988