Joven, J. R. (1990). Primer on land reform and taxation (Rev. 2nd ed.). Rex Book Store.
Lua i Stíl Chicago (17ú heag.)Joven, Jose R. Primer on Land Reform and Taxation. Rev. 2nd ed. Manila: Rex Book Store, 1990.
Lua MLA (9ú heag.)Joven, Jose R. Primer on Land Reform and Taxation. Rev. 2nd ed. Rex Book Store, 1990.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.