PIRAGES, D. (1978). Global ecopolitics. Duxbury Press.
Lua i Stíl Chicago (17ú heag.)PIRAGES, Dennis. Global Ecopolitics. Massachusetts: Duxbury Press, 1978.
Lua MLA (9ú heag.)PIRAGES, Dennis. Global Ecopolitics. Duxbury Press, 1978.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.