Santos, G. T. (1973). A short guide to taxation. New Palayan Pub. House.
Cita Chicago (17th ed.)Santos, Gonzalo T. A Short Guide to Taxation. Manila: New Palayan Pub. House, 1973.
Cita MLA (9th ed.)Santos, Gonzalo T. A Short Guide to Taxation. New Palayan Pub. House, 1973.
Atenció: Aquestes cites poden no estar 100% correctes.