De Leon, Hector S The Fundamentals of taxation / Hector S. De Leon, Hector M. De Leon, Jr. - 16th ed. - Manila : Rex Book Store, c2012, reprint 2013, 2015. - xxviii, 425 p. ; 23 cm. ISBN: 9789712362408 (NP) Subjects--Topical Terms: Taxation Law and legislation Philippines. Taxation Philippines. LC Class. No.: KF5624.6 / .D44 2013.