Llamado, Christopher P. Philippine income tax / Christopher P. Llamado and Jack L.A. De Vera. - 2020 edition. - [Place of publication not identified] : GIC Enterprises and Co. Inc., 2020. - 1,239 pages ; 22 cm. - Volume 1 . ISBN: 9786214160952 Subjects--Topical Terms: INCOME TAX--PHILIPPINES. LC Class. No.: KPM 2832 .L53 2020