Collier, P., & Venables, A. (2008). Managing the Exploitation of Natural Assets: Lessons for low income countries. OxCarre.
Lua i Stíl Chicago (17ú heag.)Collier, P., agus A. Venables. Managing the Exploitation of Natural Assets: Lessons for Low Income Countries. OxCarre, 2008.
Lua MLA (9ú heag.)Collier, P., agus A. Venables. Managing the Exploitation of Natural Assets: Lessons for Low Income Countries. OxCarre, 2008.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.