Olvena, M. V. R. (2004). Cityhood conversion and its fiscal impact on the mother province: The case of Tarlac City and Tarlac province.
Lua i Stíl Chicago (17ú heag.)Olvena, Maria Virginia R. Cityhood Conversion and Its Fiscal Impact on the Mother Province: The Case of Tarlac City and Tarlac Province. 2004.
Lua MLA (9ú heag.)Olvena, Maria Virginia R. Cityhood Conversion and Its Fiscal Impact on the Mother Province: The Case of Tarlac City and Tarlac Province. 2004.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.