Não informado. (1996). Environment and Development Economics. Cambridge University Press.
Lua i Stíl Chicago (17ú heag.)Não informado. Environment and Development Economics. Cambridge, Inglaterra: Cambridge University Press, 1996.
Lua MLA (8ú heag.)Não informado. Environment and Development Economics. Cambridge University Press, 1996.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.