APA-referens (7:e uppl.)
Reed, K. (2009). Crude existence: Environment and the politics of oil in Northern Angola. University of California Press.
Chicago-referens (17:e uppl.)
Reed, Kristin. Crude Existence: Environment and the Politics of Oil in Northern Angola. Berkeley: University of California Press, 2009.
MLA-referens (9:e uppl.)
Reed, Kristin. Crude Existence: Environment and the Politics of Oil in Northern Angola. University of California Press, 2009.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.