Ursal, S. B. (2000). Philippine law on local government taxation (2000 ed.). Good Governance Books.
Lua i Stíl Chicago (17ú heag.)Ursal, Sofronio B. Philippine Law on Local Government Taxation. 2000 ed. Quezon City: Good Governance Books, 2000.
Lua MLA (9ú heag.)Ursal, Sofronio B. Philippine Law on Local Government Taxation. 2000 ed. Good Governance Books, 2000.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.