Santos, G. T. (1973). A short guide to taxation. New Palayan Pub. House.
Lua i Stíl Chicago (17ú heag.)Santos, Gonzalo T. A Short Guide to Taxation. Manila: New Palayan Pub. House, 1973.
Lua MLA (9ú heag.)Santos, Gonzalo T. A Short Guide to Taxation. New Palayan Pub. House, 1973.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.