Langford, K. J., & Forster, C. (1999). Toward a financially sustainable irrigation system: Lessons from the state of Victoria, Australia, 1984-1994. World Bank.
Lua i Stíl Chicago (17ú heag.)Langford, K. John, agus Christine Forster. Toward a Financially Sustainable Irrigation System: Lessons from the State of Victoria, Australia, 1984-1994. Washington, D.C: World Bank, 1999.
Lua MLA (9ú heag.)Langford, K. John, agus Christine Forster. Toward a Financially Sustainable Irrigation System: Lessons from the State of Victoria, Australia, 1984-1994. World Bank, 1999.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.